Update python Docker tag to v3.14.7

Reviewed-on: #30

.gitea/workflows/ci.yml

@@ -0,0 +1,189 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+  schedule:
+    - cron: "0 6 * * 1"
+
+jobs:
+  build-and-scan:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Build Docker image
+        run: |
+          docker build -t lumeex:ci . 2>&1 | tee build.log
+          if grep -q "Building wheel for" build.log; then
+            echo "::warning::A dependency was built from source — check Python/Alpine compatibility"
+          fi
+
+      - name: Smoke test (syntax check)
+        run: |
+          docker run --rm --entrypoint python lumeex:ci -c "
+          import ast
+          ok = True
+          for f in ('build.py', 'gallery.py'):
+              with open(f) as fh:
+                  source = fh.read()
+              try:
+                  ast.parse(source)
+              except SyntaxError as e:
+                  print(f'::error::Syntax error in {f}: {e}')
+                  ok = False
+          if not ok:
+              exit(1)
+          print('OK: syntax is valid')
+          "
+
+      - name: Run unit tests
+        run: |
+          docker build --target test -t lumeex:test .
+          docker run --rm lumeex:test pytest -v
+
+      - name: Check deprecation warnings
+        run: |
+          docker run --rm --entrypoint python lumeex:ci -W error::DeprecationWarning -c "import src.py.webui.webui" 2>&1 | tee deprecation.log || true
+          if grep -qi "deprecat" deprecation.log; then
+            echo "::warning::Deprecation warning detected, check logs"
+          fi
+
+      - name: Scan with Trivy (critical - blocking)
+        run: |
+          docker run --rm \
+            -e DOCKER_HOST=tcp://dockerhost:2375 \
+            --add-host=dockerhost:host-gateway \
+            aquasec/trivy:0.74.0 image --exit-code 1 --severity CRITICAL lumeex:ci
+
+      - name: Scan with Trivy (high - informative)
+        run: |
+          docker run --rm \
+            -e DOCKER_HOST=tcp://dockerhost:2375 \
+            --add-host=dockerhost:host-gateway \
+            aquasec/trivy:0.74.0 image --exit-code 0 --severity HIGH lumeex:ci
+
+      - name: Publish tagged image
+        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+        run: |
+          BEFORE="${{ github.event.before }}"
+          if [ -n "$BEFORE" ] && [ "$BEFORE" != "0000000000000000000000000000000000000000" ] && git cat-file -e "$BEFORE" 2>/dev/null; then
+            BASE_REF="$BEFORE"
+          else
+            BASE_REF="HEAD~1"
+          fi
+          CHANGED=$(git diff --name-only "$BASE_REF" "${{ github.sha }}")
+          echo "Changed files:"
+          echo "$CHANGED"
+
+          if ! echo "$CHANGED" | grep -qE '^(Dockerfile|requirements\.txt|VERSION|build\.py|gallery\.py)$|^(src|config)/|^docker/\.sh/entrypoint\.sh$'; then
+            echo "No container-relevant file changed, skipping publish."
+            exit 0
+          fi
+
+          if echo "$CHANGED" | grep -qE '^VERSION$'; then
+            echo "VERSION was manually edited in this push, using it as-is."
+          else
+            echo "VERSION untouched but container files changed, auto-bumping the build number (Z)."
+            OLD_VERSION=$(tr -d '[:space:]' < VERSION)
+            IFS='.' read -r MAJOR MINOR PATCH <<< "$OLD_VERSION"
+            NEW_VERSION="${MAJOR}.${MINOR}.$((PATCH + 1))"
+            echo "$NEW_VERSION" > VERSION
+
+            git config user.name "lumeex-ci"
+            git config user.email "[email protected]"
+            git add VERSION
+            git commit -m "Bump build version to $NEW_VERSION [skip ci]"
+
+            # Belt and suspenders: actions/checkout can leave its own ephemeral
+            # credential injected as an extraheader, which would silently override
+            # the URL-embedded token below. persist-credentials:false on checkout
+            # should already prevent this, but strip it here too just in case.
+            git config --unset-all http.https://git.djeex.fr/.extraheader || true
+
+            git push "https://Djeex:${{ secrets.CI_PUSH_TOKEN }}@git.djeex.fr/Djeex/lumeex.git" HEAD:main
+          fi
+
+          VERSION=$(tr -d '[:space:]' < VERSION)
+          IFS='.' read -r MAJOR MINOR PATCH <<< "$VERSION"
+          MINOR_TAG="${MAJOR}.${MINOR}"
+
+          IMAGE=git.djeex.fr/djeex/lumeex
+          echo "${{ secrets.REGISTRY_TOKEN }}" | docker login git.djeex.fr -u Djeex --password-stdin
+
+          # Retag the already-built, already-scanned image — never rebuild for publish,
+          # so what ships is byte-for-byte what Trivy just scanned.
+          docker tag lumeex:ci "$IMAGE:latest"
+          docker tag lumeex:ci "$IMAGE:$MINOR_TAG"
+          docker tag lumeex:ci "$IMAGE:$VERSION"
+          docker push "$IMAGE:latest"
+          docker push "$IMAGE:$MINOR_TAG"
+          docker push "$IMAGE:$VERSION"
+
+          TRIGGER_MSG=$(git log -1 --format=%s "${{ github.sha }}")
+          PR_NUM=$(echo "$TRIGGER_MSG" | grep -oE '#[0-9]+' | head -1 | tr -d '#' || true)
+
+          CATEGORY="🔧 Maintenance"
+          CHANGE_TITLE="$TRIGGER_MSG"
+
+          if [ -n "$PR_NUM" ]; then
+            PR_JSON=$(curl -s -H "Authorization: token ${{ secrets.CI_PUSH_TOKEN }}" \
+              "https://git.djeex.fr/api/v1/repos/Djeex/lumeex/pulls/$PR_NUM")
+            PR_TITLE=$(echo "$PR_JSON" | jq -r '.title // empty' 2>/dev/null || true)
+            LABELS=$(echo "$PR_JSON" | jq -r '.labels[]?.name' 2>/dev/null || true)
+
+            if [ -n "$PR_TITLE" ]; then
+              CHANGE_TITLE="$PR_TITLE"
+            fi
+
+            if echo "$LABELS" | grep -qx 'bug'; then
+              CATEGORY="⚠️ Hotfix"
+            elif echo "$LABELS" | grep -qx 'major'; then
+              CATEGORY="💥 Breaking change"
+            elif echo "$LABELS" | grep -qx 'minor'; then
+              CATEGORY="✨ Update"
+            fi
+          fi
+
+          REPO_URL="https://git.djeex.fr/Djeex/lumeex"
+          COMMIT_LIST=$(git log --no-merges --format="- [%h](${REPO_URL}/commit/%H) %s" "$BASE_REF".."${{ github.sha }}")
+
+          SHORT_SHA=$(echo "${{ github.sha }}" | cut -c1-7)
+          SOURCE_LINE="[${SHORT_SHA}](${REPO_URL}/commit/${{ github.sha }})"
+          if [ -n "$PR_NUM" ]; then
+            SOURCE_LINE="[#${PR_NUM}](${REPO_URL}/pulls/${PR_NUM}) · ${SOURCE_LINE}"
+          fi
+
+          BODY=$(cat <<EOF
+          ## Changelog
+          ---
+
+          ### ${CATEGORY}
+          ---
+          ${CHANGE_TITLE}
+
+          **Source:** ${SOURCE_LINE}
+          **Image:** \`${IMAGE}:${VERSION}\`
+
+          **Commits:**
+          ${COMMIT_LIST}
+          EOF
+          )
+
+          JSON_PAYLOAD=$(jq -n \
+            --arg tag "$VERSION" \
+            --arg name "$VERSION" \
+            --arg body "$BODY" \
+            '{tag_name: $tag, name: $name, target_commitish: "main", body: $body}')
+
+          curl -s -o /dev/null -w "Release API response: %{http_code}\n" -X POST \
+            -H "Authorization: token ${{ secrets.CI_PUSH_TOKEN }}" \
+            -H "Content-Type: application/json" \
+            -d "$JSON_PAYLOAD" \
+            "https://git.djeex.fr/api/v1/repos/Djeex/lumeex/releases"

.gitignore

@@ -1,5 +1,10 @@
 .*
+!.env
 !.sh
 !.gitignore
+!.gitea
+!.gitea/**
 output/
 __pycache__/
+htmlcov/
+site_output.zip

Dockerfile

@@ -1,10 +1,18 @@
-FROM python:3.11-slim
+FROM python:3.14.7-alpine AS builder
 
 WORKDIR /app
 
-COPY requirements.txt .
+RUN apk add --no-cache gcc musl-dev jpeg-dev zlib-dev
 
-RUN pip install --no-cache-dir -r requirements.txt
+COPY requirements.txt .
+RUN pip wheel --no-cache-dir --wheel-dir=/wheels -r requirements.txt
+
+FROM python:3.14.7-alpine AS base
+
+WORKDIR /app
+
+COPY --from=builder /wheels /wheels
+RUN pip install --no-cache-dir --find-links=/wheels /wheels/* && rm -rf /wheels
 
 COPY build.py gallery.py VERSION /app/
 COPY ./src/ ./src/
@@ -12,7 +20,13 @@ COPY ./config /app/default
 COPY ./docker/.sh/entrypoint.sh /app/entrypoint.sh
 RUN chmod +x /app/entrypoint.sh
 
-RUN printf '#!/bin/sh\n/app/entrypoint.sh build\n' > /usr/local/bin/build && chmod +x /usr/local/bin/build && \
-    printf '#!/bin/sh\n/app/entrypoint.sh gallery\n' > /usr/local/bin/gallery && chmod +x /usr/local/bin/gallery
+FROM base AS test
+
+COPY requirements.txt requirements-dev.txt pytest.ini /app/
+RUN pip install --no-cache-dir -r requirements-dev.txt
+COPY ./tests/ ./tests/
+COPY ./demo/ ./demo/
+
+FROM base
 
 ENTRYPOINT ["/app/entrypoint.sh"]

README.MD

@@ -12,6 +12,8 @@
 
 Lumeex is a static site generator designed to create minimalist photo galleries that highlight your artworks over the author. It empowers users to organize and explore images using tags, with each page load presenting photos in a random order to encourage discovery of new content.
 
+👉 __Check the online version : [Lumeex-web](https://lumeex.djeex.fr)__
+
 The project includes two thoughtfully designed themes—one modern, one minimalistic—both crafted to keep the spotlight on your photos:
 
 - **Modern** — [View Demo](https://modern.djeex.fr)  

VERSION

@@ -1 +1 @@
-2.0.0
+2.1.3

config/site.yaml

@@ -1,4 +1,3 @@
-# Please change this by your settings.
 info:
   title:
   subtitle:
@@ -9,7 +8,7 @@ info:
 
 social:
   instagram_url:
-  thumbnail:
+  thumbnail: ''
 
 menu:
   items:
@@ -18,19 +17,17 @@ menu:
 
 footer:
   copyright: Copyright © 2025
-  legal_link: '/legals/'
+  legal_link: /legals/
   legal_label: Legal notice
 
-# Build parameters
 build:
-  theme: modern # choose a theme in config/theme folder
-  convert_images: true # true to enable image conversion
-  resize_images: true # true to enable image resizing
+  theme: modern
+  convert_images: true
+  resize_images: true
   
-# Change this by your legals
 legals:
   hoster_name:
-  hoster_adress:
+  hoster_address:
   hoster_contact:
   intellectual_property:
-    - paragraph: ""
+  - paragraph: ''

config/themes/modern/theme.css

@@ -35,16 +35,13 @@ img, tag {
 
 #footer {
     box-shadow: 0px 20px 100px -44px rgba(0, 0, 0, 0.5);
-    margin: auto;
 }
 
 @media (max-width: 768px) {
     
     #footer {
         box-shadow: 0px 20px 100px -44px rgba(0, 0, 0, 0.5);
-        border-radius: 15px 15px 0 0;
         max-width: 1140px;
-        margin: 0;
     }
 
     .tag {
@@ -53,7 +50,7 @@ img, tag {
 
     .hero-background {
         max-width: 90%;
-        margin: auto;
+        margin: 0 auto;
     }
 
     .back-button {

config/themes/modern/theme.yaml

@@ -1,19 +1,25 @@
-#-----------------------------------#
-# Modern theme for Lumeex           #
-# https://git.djeex.fr/Djeex/lumeex #
-#-----------------------------------#
 colors:
-  primary: '#0065a1'
+  primary: '#0065A1'
   primary_dark: '#005384'
-  secondary: '#00b0f0'
-  accent: '#ffc700'
+  secondary: '#00B0F0'
+  accent: '#FFC700'
   text_dark: '#616161'
-  background: '#ffffff'
-  browser_color: '#ffffff'
+  background: '#FFFFFF'
+  browser_color: '#FFFFFF'
+
 favicon:
   path: favicon.png
+
+fonts:
+  primary:
+    fallback: sans-serif
+    name: Lato
+  secondary:
+    fallback: serif
+    name: Montserrat
+    
 google_fonts:
-  - family: Lato
+- family: 'Lato'
   weights:
   - '200'
   - '400'
@@ -23,10 +29,3 @@ google_fonts:
   - '200'
   - '400'
   - '700'
-fonts:
-  primary:
-    name: Lato
-    fallback: sans-serif
-  secondary:
-    name: Montserrat
-    fallback: serif

config/themes/typewriter/theme.yaml

@@ -1,21 +1,17 @@
-#-----------------------------------#
-# Typewriter theme for Lumeex       #
-# https://git.djeex.fr/Djeex/lumeex #
-#-----------------------------------#
 colors:
-  primary: '#0065a1'
+  accent: '#FFC700'
+  background: '#FFFFFF'
+  browser_color: '#FFFFFF'
+  primary: '#0065A1'
   primary_dark: '#005384'
-  secondary: '#00b0f0'
-  accent: '#ffc700'
+  secondary: '#00B0F0'
   text_dark: '#616161'
-  background: '#ffffff'
-  browser_color: '#ffffff'
 favicon:
   path: favicon.png
 fonts:
   primary:
-    name: Trixie
+    name: trixie
     fallback: sans-serif
   secondary:
-    name: Trixie
+    name: trixie
     fallback: serif

demo/config/themes/modern/theme.yaml

@@ -1,19 +1,25 @@
-#-----------------------------------#
-# Modern theme for Lumeex           #
-# https://git.djeex.fr/Djeex/lumeex #
-#-----------------------------------#
 colors:
-  primary: '#0065a1'
+  primary: '#0065A1'
   primary_dark: '#005384'
-  secondary: '#00b0f0'
-  accent: '#ffc700'
+  secondary: '#00B0F0'
+  accent: '#FFC700'
   text_dark: '#616161'
-  background: '#fff'
-  browser_color: '#fff'
+  background: '#FFFFFF'
+  browser_color: '#FFFFFF'
+
 favicon:
   path: favicon.png
+
+fonts:
+  primary:
+    fallback: sans-serif
+    name: Lato
+  secondary:
+    fallback: serif
+    name: Montserrat
+    
 google_fonts:
-  - family: Lato
+- family: ''
   weights:
   - '200'
   - '400'
@@ -23,10 +29,3 @@ google_fonts:
   - '200'
   - '400'
   - '700'
-fonts:
-  primary:
-    name: Lato
-    fallback: sans-serif
-  secondary:
-    name: Montserrat
-    fallback: serif

demo/config/themes/typewriter/theme.yaml

@@ -1,21 +1,19 @@
-#-----------------------------------#
-# Typewriter theme for Lumeex       #
-# https://git.djeex.fr/Djeex/lumeex #
-#-----------------------------------#
 colors:
-  primary: '#0065a1'
+  accent: '#FFC700'
+  background: '#FFFFFF'
+  browser_color: '#FFFFFF'
+  primary: '#0065A1'
   primary_dark: '#005384'
-  secondary: '#00b0f0'
-  accent: '#ffc700'
+  secondary: '#00B0F0'
   text_dark: '#616161'
-  background: '#fff'
-  browser_color: '#fff'
+
 favicon:
   path: favicon.png
+  
 fonts:
   primary:
-    name: Trixie
+    name: trixie.woff
     fallback: sans-serif
   secondary:
-    name: Trixie
+    name: trixie.woff
     fallback: serif

docker/.env

@@ -0,0 +1,2 @@
+PREVIEW_PORT=3000
+WEBUI_PORT=5000

docker/.sh/entrypoint.sh

@@ -1,33 +1,36 @@
-#!/bin/bash
+#!/bin/sh
 set -e
 
 CYAN="\033[1;36m"
 NC="\033[0m"
 
 copy_default_config() {
-  echo "Checking configuration directory..."
-  if [ ! -d "/app/config" ]; then
+  echo "[~] Checking configuration directory..."
   mkdir -p /app/config
-  fi
 
-  echo "Checking if default config files need to be copied..."
+  echo "[~] Checking if default config files/folders need to be copied..."
   files_copied=false
 
-  for file in /app/default/*; do
-    filename=$(basename "$file")
-    target="/app/config/$filename"
-
+  for src in $(find /app/default -mindepth 1); do
+    relpath="${src#/app/default/}"
+    target="/app/config/$relpath"
     if [ ! -e "$target" ]; then
-      echo "Copying default config file: $filename"
-      cp -r "$file" "$target"
+      echo "[→] Copying: $relpath"
+      if [ -d "$src" ]; then
+        mkdir -p "$target"
+        cp -r "$src/" "$target/"
+      else
+        mkdir -p "$(dirname "$target")"
+        cp "$src" "$target"
+      fi
       files_copied=true
     fi
   done
 
   if [ "$files_copied" = true ]; then
-    echo "Default configuration files copied successfully."
+    echo "[✓] Default configuration files/folders copied successfully."
   else
-    echo "No default files needed to be copied."
+    echo "[✓] No default files/folders needed to be copied."
   fi
 }
 
@@ -43,11 +46,13 @@ start_server() {
   cat /tmp/build_logs_fifo >&2 &
   cat /tmp/build_logs_fifo2 >&2 &
 
-  echo "Starting preview HTTP server on port 3000..."
+  PREVIEW_PORT="${PREVIEW_PORT:-3000}"
+  echo "[~]Starting preview HTTP server on port 3000..."
+  echo "[i] Preview host port is set to: ${PREVIEW_PORT}"
   python3 -u -m http.server 3000 -d /app/output &
   SERVER_PID=$!
 
-  echo "Starting Lumeex Flask webui..."
+  echo "[~] Starting Lumeex Flask webui..."
   python3 -u -m src.py.webui.webui &
   WEBUI_PID=$!
 
@@ -72,15 +77,15 @@ fi
 
 case "$1" in
   build)
-    echo "Running build.py..."
+    echo "[~] Running build.py..."
     python3 -u /app/build.py 2>&1 | tee /tmp/build_logs_fifo
     ;;
   gallery)
-    echo "Running gallery.py..."
+    echo "[~] Running gallery.py..."
     python3 -u /app/gallery.py 2>&1 | tee /tmp/build_logs_fifo2
     ;;
   *)
-    echo "Unknown command: $1"
+    echo "[!] Unknown command: $1"
     exec "$@"
     ;;
 esac

docker/docker-compose.yaml

@@ -2,10 +2,15 @@ services:
   lumeex:
     container_name: lmx
     build: ..
+    env_file:
+      - .env
+    environment:
+      - PREVIEW_PORT=${PREVIEW_PORT:-3000} # port for preview server - set it in .env file
+      - WEBUI_PORT=${WEBUI_PORT:-5000} # port for webui server - set it in .env file
     volumes:
       - ../config:/app/config  # mount config directory
       - ../output:/app/output  # mount output directory
     ports:
-      - "3000:3000"
-      - "5000:5000"
+      - "${PREVIEW_PORT:-3000}:3000"
+      - "${WEBUI_PORT:-5000}:5000"
       

pytest.ini

@@ -0,0 +1,3 @@
+[pytest]
+pythonpath = .
+testpaths = tests

renovate.json

@@ -0,0 +1,29 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["config:recommended"],
+  "timezone": "Europe/Paris",
+  "labels": ["bot"],
+  "packageRules": [
+    {
+      "matchManagers": ["pip_requirements"],
+      "matchUpdateTypes": ["patch", "minor"],
+      "automerge": true
+    },
+    {
+      "matchManagers": ["dockerfile"],
+      "matchUpdateTypes": ["patch"],
+      "automerge": true
+    },
+    {
+      "matchUpdateTypes": ["major"],
+      "addLabels": ["major"]
+    },
+    {
+      "matchUpdateTypes": ["minor"],
+      "addLabels": ["minor"]
+    }
+  ],
+  "vulnerabilityAlerts": {
+    "addLabels": ["bug"]
+  }
+}

requirements-dev.txt

@@ -0,0 +1,3 @@
+-r requirements.txt
+pytest==8.4.2
+pytest-cov==7.0.0

src/public/js/lazy.js

@@ -9,7 +9,6 @@ window.addEventListener("DOMContentLoaded", () => {
     entries.forEach(entry => {
       if (entry.isIntersecting) {
         const img = entry.target;
-        console.log("Lazy-loading image:", img.dataset.src);
         img.src = img.dataset.src;
         img.onload = () => {
           img.classList.add("loaded");
@@ -33,6 +32,14 @@ window.addEventListener("DOMContentLoaded", () => {
       img.classList.add("loaded");
     };
 
+    // Chrome HDR artefacting fix
+    const clearWillChange = (e) => {
+      if (e.propertyName !== "transform") return;
+      img.style.willChange = "auto";
+      img.removeEventListener("transitionend", clearWillChange);
+    };
+    img.addEventListener("transitionend", clearWillChange);
+
     if (img.complete && img.naturalHeight !== 0) {
       onLoad(); // already loaded
     } else {

src/public/js/lumeex.js

@@ -3,6 +3,13 @@
 
 // Fade in effect for elements with class 'appear'
 const setupIntersectionObserver = () => {
+  document.querySelectorAll('.appear').forEach(parent => {
+    const children = parent.querySelectorAll('.appear');
+    children.forEach((child, i) => {
+      child.style.transitionDelay = `${i * 0.2}s`;
+    });
+  });
+
   const items = document.querySelectorAll('.appear');
   const io = new IntersectionObserver((entries) => {
     entries.forEach((entry) => {
@@ -32,6 +39,7 @@ const randomizeHeroBackground = () => {
       if (images.length === 0) return;
       let currentIndex = Math.floor(Math.random() * images.length);
       heroBg.style.backgroundImage = `url(/img/${images[currentIndex]})`;
+      if (images.length < 2) return; // <-- Prevent interval if only one image
       setInterval(() => {
         let nextIndex;
         do {

src/public/style/style.css

@@ -78,6 +78,8 @@ html,body {
 	font-weight: 400;
 	line-height:1.5;
 	color:var(--color-primary-dark);
+	display: flex;
+	flex-direction: column;
 }
 
 html {
@@ -179,8 +181,8 @@ h2 {
 /* animation */
 
 .appear {
-  -webkit-transition: all 0.3s;
-  transition: all 0.3s;
+  -webkit-transition: all 1s;
+  transition: all 1s;
   opacity: 0;
   -webkit-transform: translateY(20px);
           transform: translateY(20px);
@@ -192,36 +194,6 @@ h2 {
           transform: none;
 }
 
-.appear.inview:nth-child(1) {
-  -webkit-transition-delay: 0s;
-          transition-delay: 0s;
-}
-
-.appear.inview:nth-child(2) {
-  -webkit-transition-delay: 0.2s;
-          transition-delay: 0.2s;
-}
-
-.appear.inview:nth-child(3) {
-  -webkit-transition-delay: 0.4s;
-          transition-delay: 0.4s;
-}
-
-.appear.inview:nth-child(4) {
-  -webkit-transition-delay: 0.6s;
-          transition-delay: 0.6s;
-}
-
-.appear.inview:nth-child(5) {
-  -webkit-transition-delay: 0.8s;
-          transition-delay: 0.8s;
-}
-
-.appear.inview:nth-child(6) {
-  -webkit-transition-delay: 1s;
-          transition-delay: 1s;
-}
-
 /* img fade in */
 
 .fade-in-img {
@@ -267,12 +239,23 @@ h2 {
 /* Hero */
 
 #hero {
+  min-height: 100vh;
+  flex: 1 0 auto;
+  display: flex;
+  flex-direction: column;
+}
+
+#hero .section {
   height: 100%;
+  display: flex;
+  flex-direction: column;
   width: 100%;
 }
+
 #hero .content-wrapper, #hero .section {
 	height:100%;
 }
+
 .hero-background {
 	height: 66%;
 	width: 100%;
@@ -333,7 +316,6 @@ h2 {
     font-size: 22px;
 }
 
-
 .gallery {
 		padding-top: 15px;
 	}
@@ -371,6 +353,11 @@ h2 {
 
 /* Footer */
 
+#footer {
+	margin: auto 0 0 0;
+	width: 100%;
+}
+
 .navigation {
 	text-align: center;
 	padding-top: 40px;
@@ -491,7 +478,7 @@ h2 {
 	}
 
 	.section img {
-		margin: 0px 0 60px 0;
+		margin: 0px 0 40px 0;
 	}
 
 	.tag {
@@ -500,8 +487,7 @@ h2 {
 
 	#legals.content-wrapper {
 		max-width: 90%;
-		margin: auto;
-		margin-top: 50px;
+		margin: 50px auto;
 	}
 
 	.legals-content {

src/py/builder/image_processor.py

@@ -11,6 +11,7 @@ def convert_and_resize_image(input_path, output_path, resize=True, max_width=114
             return
 
         img = Image.open(input_path)
+        icc_profile = img.info.get("icc_profile")
         if img.mode != "RGB":
             img = img.convert("RGB")
 
@@ -27,7 +28,10 @@ def convert_and_resize_image(input_path, output_path, resize=True, max_width=114
         if fmt == "JPEG":
             output_path = output_path.with_suffix(".jpg")
 
-        img.save(output_path, fmt, quality=90 if fmt == "JPEG" else 100)
+        save_kwargs = {"quality": 90 if fmt == "JPEG" else 100}
+        if icc_profile:
+            save_kwargs["icc_profile"] = icc_profile
+        img.save(output_path, fmt, **save_kwargs)
         logging.info(f"[✓] Processed image: {input_path} → {output_path}")
 
     except Exception as e:

src/py/webui/webui.py

@@ -30,6 +30,8 @@ app = Flask(
     static_url_path=""
 )
 
+WEBUI_PORT = int(os.getenv("WEBUI_PORT", 5000))
+
 # --- Config paths ---
 SITE_YAML = Path(__file__).resolve().parents[3] / "config" / "site.yaml"
 PHOTOS_DIR = Path(__file__).resolve().parents[3] / "config" / "photos"
@@ -72,9 +74,14 @@ def get_local_fonts(theme_name):
 def index():
     return render_template("index.html")
 
+PREVIEW_PORT = int(os.getenv("PREVIEW_PORT", 3000))
+
 @app.context_processor
 def inject_version():
-    return dict(lumeex_version=lumeex_version)
+    return dict(
+        lumeex_version=lumeex_version,
+        preview_port=PREVIEW_PORT
+    )
 
 # --- Gallery & Hero API ---
 @app.route("/gallery-editor")
@@ -203,9 +210,21 @@ def get_site_info():
 @app.route("/api/site-info", methods=["POST"])
 def update_site_info():
     """Update site info YAML."""
-    data = request.json
+    new_data = request.json
+    with open(SITE_YAML, "r") as f:
+        old_data = yaml.safe_load(f) or {}
+
+    def deep_merge(old, new):
+        for k, v in new.items():
+            if isinstance(v, dict) and isinstance(old.get(k), dict):
+                old[k] = deep_merge(old[k], v)
+            else:
+                old[k] = v
+        return old
+
+    merged = deep_merge(old_data, new_data)
     with open(SITE_YAML, "w") as f:
-        yaml.safe_dump(data, f, sort_keys=False, allow_unicode=True)
+        yaml.safe_dump(merged, f, sort_keys=False, allow_unicode=True)
     return jsonify({"status": "ok"})
 
 # --- Theme management ---
@@ -396,7 +415,8 @@ def upload_font():
     fonts_dir = Path(__file__).resolve().parents[3] / "config" / "themes" / theme_name / "fonts"
     fonts_dir.mkdir(parents=True, exist_ok=True)
     file.save(fonts_dir / file.filename)
-    return jsonify({"status": "ok", "filename": file.filename})
+    font_basename = Path(file.filename).stem
+    return jsonify({"status": "ok", "filename": font_basename})
 
 @app.route("/api/font/remove", methods=["POST"])
 def remove_font():
@@ -487,5 +507,6 @@ def download_output_zip():
 
 # --- Run server ---
 if __name__ == "__main__":
-    logging.info("Starting WebUI at http://0.0.0.0:5000")
+    logging.info("[~] Starting WebUI at http://0.0.0.0:5000")
+    logging.info(f"[i] WebUI host port is set to {WEBUI_PORT}")
     app.run(host="0.0.0.0", port=5000, debug=True)

src/templates/footer.html

@@ -12,7 +12,7 @@
         </div>
         <div class="inner bottom-link appear">
           <p><span class="navigation-subtitle appear">{{ copyright }}</span><span class="nav-separator"> • </span><span class="navigation-bottom-link appear"><a href="{{ legal_link }}">{{ legal_label }}</a></span></p>
-          <p class="navigation-subtitle appear"> Built with <a href="https://git.djeex.fr/Djeex/lumeex">Lumeex</a></p>
+          <p class="navigation-subtitle appear"> Built with <a href="https://lumeex.djeex.fr">Lumeex</a></p>
         </div>
       </div>
     </div>

src/webui/gallery-editor/index.html

@@ -18,7 +18,16 @@
         <button id="remove-all-hero" class="up-btn">🗑 Delete all</button>
       </div>
       <input type="file" id="upload-hero" accept=".png,.jpg,.jpeg,.webp" multiple hidden>
+      <span id="hero-count" class="photo-count"></span>
       <div id="hero"></div>
+        <input type="file" id="upload-hero-bottom" accept=".png,.jpg,.jpeg,.webp" multiple hidden>
+        <div id="bottom-hero-upload" class="upload-actions-row bottom-action-row">
+          <span id="hero-count-bottom" class="photo-count"></span>
+          <label for="upload-hero-bottom" class="up-btn">
+            📸 Upload photos
+          </label>
+          <button id="remove-all-hero-bottom" class="up-btn bottom-remove-btn">🗑 Delete all</button>
+        </div>
     </div>
 
     <!-- Gallery Upload Section -->
@@ -31,8 +40,27 @@
         </label>
         <button id="remove-all-gallery" class="up-btn">🗑 Delete all</button>
       </div>
+        <div class="filter-row">
+          <label>
+            <input type="radio" name="gallery-filter" id="show-all-radio" checked>
+            All
+          </label>
+          <label>
+            <input type="radio" name="gallery-filter" id="show-untagged-radio">
+            Untagged
+          </label>
+        </div>
+      <span id="gallery-count" class="photo-count"></span>
       <input type="file" id="upload-gallery" accept=".png,.jpg,.jpeg,.webp" multiple hidden>
       <div id="gallery"></div>
+        <input type="file" id="upload-gallery-bottom" accept=".png,.jpg,.jpeg,.webp" multiple hidden>
+        <div id="bottom-gallery-upload" class="upload-actions-row bottom-action-row">
+          <span id="gallery-count-bottom" class="photo-count"></span>
+          <label for="upload-gallery-bottom" class="up-btn">
+            📸 Upload photos
+          </label>
+          <button id="remove-all-gallery-bottom" class="up-btn bottom-remove-btn">🗑 Delete all</button>
+        </div>
     </div>
 
   <div class="section">

src/webui/js/build.js

@@ -92,6 +92,18 @@ document.addEventListener("DOMContentLoaded", () => {
     });
   }
 
+  // Preview Site button
+  const previewBtn = document.getElementById("preview-site-btn");
+  if (previewBtn) {
+    const previewPort = previewBtn.getAttribute("data-preview-port") || "3000";
+    previewBtn.onclick = () => {
+      const host = window.location.hostname;
+      const protocol = window.location.protocol;
+      const url = `${protocol}//${host}:${previewPort}/`;
+      window.open(url, "_blank");
+    };
+  }
+  
   // Modal close logic
   if (buildModal && buildModalClose) {
     buildModalClose.onclick = () => {

src/webui/js/gallery-editor.js

@@ -1,18 +1,29 @@
-// --- Arrays to store gallery and hero images ---
 let galleryImages = [];
 let heroImages = [];
-let allTags = []; // global tag list
+let allTags = [];
+let showOnlyUntagged = false;
+
+// --- Fade-in helper ---
+function applyFadeInImages(container) {
+  container.querySelectorAll("img.fade-in-img").forEach(img => {
+    const onLoad = () => img.classList.add("loaded");
+    if (img.complete && img.naturalHeight !== 0) onLoad();
+    else {
+      img.addEventListener("load", onLoad, { once: true });
+      img.addEventListener("error", () => {
+        console.warn("Image failed to load:", img.dataset?.src || img.src);
+      });
+    }
+  });
+}
 
 // --- Load images from server on page load ---
 async function loadData() {
   try {
-    const galleryRes = await fetch('/api/gallery');
-    galleryImages = await galleryRes.json();
+    galleryImages = await (await fetch('/api/gallery')).json();
     updateAllTags();
     renderGallery();
-
-    const heroRes = await fetch('/api/hero');
-    heroImages = await heroRes.json();
+    heroImages = await (await fetch('/api/hero')).json();
     renderHero();
   } catch(err) {
     console.error(err);
@@ -24,22 +35,43 @@ async function loadData() {
 function updateAllTags() {
   allTags = [];
   galleryImages.forEach(img => {
-    if (img.tags) img.tags.forEach(t => {
+    (img.tags || []).forEach(t => {
       if (!allTags.includes(t)) allTags.push(t);
     });
   });
 }
 
+// --- Helper: update count and button visibility ---
+function updateCountAndButtons(prefix, count) {
+  const countTop = document.getElementById(`${prefix}-count`);
+  const countBottom = document.getElementById(`${prefix}-count-bottom`);
+  if (countTop) countTop.innerHTML = `<p>${count} photos</p>`;
+  if (countBottom) countBottom.innerHTML = `<p>${count} photos</p>`;
+
+  const removeAllBtn = document.getElementById(`remove-all-${prefix}`);
+  const removeAllBtnBottom = document.getElementById(`remove-all-${prefix}-bottom`);
+  if (removeAllBtn) removeAllBtn.style.display = count > 0 ? 'inline-block' : 'none';
+  if (removeAllBtnBottom) removeAllBtnBottom.style.display = count > 0 ? 'inline-block' : 'none';
+
+  const bottomUpload = document.getElementById(`bottom-${prefix}-upload`);
+  if (bottomUpload) bottomUpload.style.display = count > 0 ? 'flex' : 'none';
+}
+
 // --- Render gallery images with tags and delete buttons ---
 function renderGallery() {
   const container = document.getElementById('gallery');
   container.innerHTML = '';
-  galleryImages.forEach((img, i) => {
+  let imagesToShow = showOnlyUntagged
+    ? galleryImages.filter(img => !img.tags || img.tags.length === 0)
+    : galleryImages;
+
+  imagesToShow.forEach((img) => {
+    const i = galleryImages.indexOf(img);
     const div = document.createElement('div');
     div.className = 'photo flex-item flex-column';
     div.innerHTML = `
       <div class="flex-item">
-        <img src="/photos/${img.src}">
+        <img class="fade-in-img" src="/photos/${img.src}">
       </div>
       <div class="tags-display" data-index="${i}"></div>
       <div class="flex-item flex-full">
@@ -50,22 +82,17 @@ function renderGallery() {
       </div>
     `;
     container.appendChild(div);
-
     renderTags(i, img.tags || []);
   });
 
-  // Show/hide Remove All button
-  const removeAllBtn = document.getElementById('remove-all-gallery');
-  if (removeAllBtn) {
-    removeAllBtn.style.display = galleryImages.length > 0 ? 'inline-block' : 'none';
-  }
+  updateCountAndButtons('gallery', imagesToShow.length);
+  applyFadeInImages(container);
 }
 
 // --- Render tags for a single image ---
 function renderTags(imgIndex, tags) {
   const tagsDisplay = document.querySelector(`.tags-display[data-index="${imgIndex}"]`);
   const inputContainer = document.querySelector(`.tag-input[data-index="${imgIndex}"]`);
-
   tagsDisplay.innerHTML = '';
   inputContainer.innerHTML = '';
 
@@ -73,7 +100,6 @@ function renderTags(imgIndex, tags) {
     const span = document.createElement('span');
     span.className = 'tag';
     span.textContent = tag;
-
     const remove = document.createElement('span');
     remove.className = 'remove-tag';
     remove.textContent = '×';
@@ -82,7 +108,6 @@ function renderTags(imgIndex, tags) {
       updateTags(imgIndex, tags);
       renderTags(imgIndex, tags);
     };
-
     span.appendChild(remove);
     tagsDisplay.appendChild(span);
   });
@@ -92,11 +117,10 @@ function renderTags(imgIndex, tags) {
   input.placeholder = 'Add tag...';
   inputContainer.appendChild(input);
 
-  // --- Validate button ---
   const validateBtn = document.createElement('button');
   validateBtn.textContent = '✔️';
   validateBtn.className = 'validate-tag-btn';
-  validateBtn.style.display = 'none'; // hidden by default
+  validateBtn.style.display = 'none';
   validateBtn.style.marginLeft = '4px';
   inputContainer.appendChild(validateBtn);
 
@@ -116,30 +140,20 @@ function renderTags(imgIndex, tags) {
 
   const updateSuggestions = () => {
     const value = input.value.toLowerCase();
-
     const allTagsFlat = galleryImages.flatMap(img => img.tags || []);
     const tagCount = {};
     allTagsFlat.forEach(t => tagCount[t] = (tagCount[t] || 0) + 1);
-
-    const allTagsSorted = Object.keys(tagCount)
-      .sort((a, b) => tagCount[b] - tagCount[a]);
-
+    const allTagsSorted = Object.keys(tagCount).sort((a, b) => tagCount[b] - tagCount[a]);
     const suggestions = allTagsSorted.filter(t => t.toLowerCase().startsWith(value) && !tags.includes(t));
-
     suggestionBox.innerHTML = '';
     selectedIndex = -1;
-
     if (suggestions.length) {
       suggestionBox.style.display = 'block';
       suggestions.forEach((s, idx) => {
         const li = document.createElement('li');
         li.style.fontStyle = 'italic';
         li.style.textAlign = 'left';
-
-        const boldPart = `<b>${s.substring(0, input.value.length)}</b>`;
-        const rest = s.substring(input.value.length);
-        li.innerHTML = boldPart + rest;
-
+        li.innerHTML = `<b>${s.substring(0, input.value.length)}</b>${s.substring(input.value.length)}`;
         li.addEventListener('mousedown', (e) => {
           e.preventDefault();
           addTag(s);
@@ -147,7 +161,6 @@ function renderTags(imgIndex, tags) {
           input.focus();
           updateSuggestions();
         });
-
         li.onmouseover = () => selectedIndex = idx;
         suggestionBox.appendChild(li);
       });
@@ -164,7 +177,6 @@ function renderTags(imgIndex, tags) {
     updateSuggestions();
     validateBtn.style.display = input.value.trim() ? 'inline-block' : 'none';
   });
-
   input.addEventListener('keydown', (e) => {
     const items = suggestionBox.querySelectorAll('li');
     if (e.key === 'ArrowDown') {
@@ -195,27 +207,22 @@ function renderTags(imgIndex, tags) {
       validateBtn.style.display = 'none';
     }
   });
-
   input.addEventListener('blur', () => {
-    setTimeout(() => {
     suggestionBox.style.display = 'none';
     input.value = '';
     validateBtn.style.display = 'none';
-    }, 150);
   });
-
-  // --- Validate button action ---
-  validateBtn.onclick = () => {
+  validateBtn.addEventListener('mousedown', (e) => {
+    e.preventDefault();
     if (input.value.trim()) {
       addTag(input.value.trim());
       input.value = '';
       updateSuggestions();
       validateBtn.style.display = 'none';
     }
-  };
-
-  input.focus();
+  });
   updateSuggestions();
+  if (!input.value.trim()) suggestionBox.style.display = 'none';
 }
 
 // --- Update tags in galleryImages array ---
@@ -233,7 +240,7 @@ function renderHero() {
     div.className = 'photo flex-item flex-column';
     div.innerHTML = `
       <div class="flex-item">
-        <img src="/photos/${img.src}">
+        <img class="fade-in-img" src="/photos/${img.src}">
       </div>
       <div class="flex-item flex-full">
         <div class="flex-item flex-end">
@@ -243,12 +250,8 @@ function renderHero() {
     `;
     container.appendChild(div);
   });
-
-  // Show/hide Remove All button
-  const removeAllBtn = document.getElementById('remove-all-hero');
-  if (removeAllBtn) {
-    removeAllBtn.style.display = heroImages.length > 0 ? 'inline-block' : 'none';
-  }
+  updateCountAndButtons('hero', heroImages.length);
+  applyFadeInImages(container);
 }
 
 // --- Save gallery to server ---
@@ -294,33 +297,27 @@ async function refreshHero() {
 function showToast(message, type = "success", duration = 3000) {
   const container = document.getElementById("toast-container");
   if (!container) return;
-
   const toast = document.createElement("div");
   toast.className = `toast ${type}`;
   toast.textContent = message;
   container.appendChild(toast);
-
   requestAnimationFrame(() => toast.classList.add("show"));
-
   setTimeout(() => {
     toast.classList.remove("show");
     toast.addEventListener("transitionend", () => toast.remove());
   }, duration);
 }
 
-let pendingDelete = null; // { type: 'gallery'|'hero'|'gallery-all'|'hero-all', index: number|null }
+let pendingDelete = null;
 
 // --- Show delete confirmation modal ---
 function showDeleteModal(type, index = null) {
   pendingDelete = { type, index };
   const modalText = document.getElementById('delete-modal-text');
-  if (type === 'gallery-all') {
-    modalText.textContent = "Are you sure you want to delete ALL gallery images?";
-  } else if (type === 'hero-all') {
-    modalText.textContent = "Are you sure you want to delete ALL hero images?";
-  } else {
-    modalText.textContent = "Are you sure you want to delete this image?";
-  }
+  modalText.textContent =
+    type === 'gallery-all' ? "Are you sure you want to delete ALL gallery images?"
+    : type === 'hero-all' ? "Are you sure you want to delete ALL hero images?"
+    : "Are you sure you want to delete this image?";
   document.getElementById('delete-modal').style.display = 'flex';
 }
 
@@ -333,15 +330,10 @@ function hideDeleteModal() {
 // --- Confirm deletion ---
 async function confirmDelete() {
   if (!pendingDelete) return;
-  if (pendingDelete.type === 'gallery') {
-    await actuallyDeleteGalleryImage(pendingDelete.index);
-  } else if (pendingDelete.type === 'hero') {
-    await actuallyDeleteHeroImage(pendingDelete.index);
-  } else if (pendingDelete.type === 'gallery-all') {
-    await actuallyDeleteAllGalleryImages();
-  } else if (pendingDelete.type === 'hero-all') {
-    await actuallyDeleteAllHeroImages();
-  }
+  if (pendingDelete.type === 'gallery') await actuallyDeleteGalleryImage(pendingDelete.index);
+  else if (pendingDelete.type === 'hero') await actuallyDeleteHeroImage(pendingDelete.index);
+  else if (pendingDelete.type === 'gallery-all') await actuallyDeleteAllGalleryImages();
+  else if (pendingDelete.type === 'hero-all') await actuallyDeleteAllHeroImages();
   hideDeleteModal();
 }
 
@@ -423,15 +415,35 @@ async function actuallyDeleteAllHeroImages() {
 
 // --- Modal event listeners and bulk delete buttons ---
 document.addEventListener('DOMContentLoaded', () => {
-  document.getElementById('delete-modal-close').onclick = hideDeleteModal;
-  document.getElementById('delete-modal-cancel').onclick = hideDeleteModal;
-  document.getElementById('delete-modal-confirm').onclick = confirmDelete;
+  ['delete-modal-close', 'delete-modal-cancel'].forEach(id => {
+    const el = document.getElementById(id);
+    if (el) el.onclick = hideDeleteModal;
+  });
+  const confirmBtn = document.getElementById('delete-modal-confirm');
+  if (confirmBtn) confirmBtn.onclick = confirmDelete;
+
+  // Gallery filter radios
+  const showAllRadio = document.getElementById('show-all-radio');
+  const showUntaggedRadio = document.getElementById('show-untagged-radio');
+  if (showAllRadio) showAllRadio.addEventListener('change', () => {
+    showOnlyUntagged = false;
+    renderGallery();
+  });
+  if (showUntaggedRadio) showUntaggedRadio.addEventListener('change', () => {
+    showOnlyUntagged = true;
+    renderGallery();
+  });
 
   // Bulk delete buttons
-  const removeAllGalleryBtn = document.getElementById('remove-all-gallery');
-  const removeAllHeroBtn = document.getElementById('remove-all-hero');
-  if (removeAllGalleryBtn) removeAllGalleryBtn.onclick = () => showDeleteModal('gallery-all');
-  if (removeAllHeroBtn) removeAllHeroBtn.onclick = () => showDeleteModal('hero-all');
+  [
+    ['remove-all-gallery', 'gallery-all'],
+    ['remove-all-gallery-bottom', 'gallery-all'],
+    ['remove-all-hero', 'hero-all'],
+    ['remove-all-hero-bottom', 'hero-all']
+  ].forEach(([btnId, type]) => {
+    const btn = document.getElementById(btnId);
+    if (btn) btn.onclick = () => showDeleteModal(type);
+  });
 });
 
 // --- Initialize ---

src/webui/js/site-info.js

@@ -12,7 +12,6 @@ function showToast(message, type = "success", duration = 3000) {
   }, duration);
 }
 
-// --- Loader helpers ---
 function showLoader(text = "Uploading...") {
   const loader = document.getElementById("global-loader");
   if (loader) {
@@ -26,119 +25,99 @@ function hideLoader() {
 }
 
 document.addEventListener("DOMContentLoaded", () => {
-  // Form and menu logic
-  const form = document.getElementById("site-info-form");
+  // --- Section Forms ---
+  const forms = {
+    info: document.getElementById("info-form"),
+    social: document.getElementById("social-form"),
+    menu: document.getElementById("menu-form"),
+    footer: document.getElementById("footer-form"),
+    legals: document.getElementById("legals-form"),
+    build: document.getElementById("build-form")
+  };
+
+  // --- Menu logic ---
   const menuList = document.getElementById("menu-items-list");
   const addMenuBtn = document.getElementById("add-menu-item");
-
   let menuItems = [];
-
-  // Render menu items
   function renderMenuItems() {
     menuList.innerHTML = "";
     menuItems.forEach((item, idx) => {
-      const div = document.createElement("div");
-      div.style.display = "flex";
-      div.style.gap = "8px";
-      div.style.marginBottom = "6px";
-      div.innerHTML = `
+      menuList.innerHTML += `
+        <div style="display:flex;gap:8px;margin-bottom:6px;">
           <input type="text" placeholder="Label" value="${item.label || ""}" style="flex:1;" data-idx="${idx}" data-type="label" required>
           <input type="text" placeholder="?tag=tag1,tag2" value="${item.href || ""}" style="flex:2;" data-idx="${idx}" data-type="href" required>
           <button type="button" class="remove-menu-item" data-idx="${idx}">🗑</button>
+        </div>
       `;
-      menuList.appendChild(div);
     });
   }
-
-  // Update menu items from inputs
   function updateMenuItemsFromInputs() {
     const inputs = menuList.querySelectorAll("input");
-    const items = [];
+    menuItems = [];
     for (let i = 0; i < inputs.length; i += 2) {
       const label = inputs[i].value.trim();
       const href = inputs[i + 1].value.trim();
-      if (label || href) items.push({ label, href });
+      if (label || href) menuItems.push({ label, href });
     }
-    menuItems = items;
   }
 
-  // Intellectual property paragraphs logic
+  // --- Intellectual property paragraphs logic ---
   const ipList = document.getElementById("ip-list");
   const addIpBtn = document.getElementById("add-ip-paragraph");
   let ipParagraphs = [];
-
-  // Render IP paragraphs
   function renderIpParagraphs() {
     ipList.innerHTML = "";
     ipParagraphs.forEach((item, idx) => {
-      const div = document.createElement("div");
-      div.style.display = "flex";
-      div.style.gap = "8px";
-      div.style.marginBottom = "6px";
-      div.innerHTML = `
+      ipList.innerHTML += `
+        <div style="display:flex;gap:8px;margin-bottom:6px;">
           <textarea placeholder="Paragraph" required style="flex:1;" data-idx="${idx}">${item.paragraph || ""}</textarea>
           <button type="button" class="remove-ip-paragraph" data-idx="${idx}">🗑</button>
+        </div>
       `;
-      ipList.appendChild(div);
     });
   }
-
-  // Update IP paragraphs from textareas
   function updateIpParagraphsFromInputs() {
-    const textareas = ipList.querySelectorAll("textarea");
-    ipParagraphs = Array.from(textareas).map(textarea => ({
-      paragraph: textarea.value.trim()
-    })).filter(item => item.paragraph !== "");
+    ipParagraphs = Array.from(ipList.querySelectorAll("textarea"))
+      .map(textarea => ({ paragraph: textarea.value.trim() }))
+      .filter(item => item.paragraph !== "");
   }
 
-  // Build options
+  // --- Build options & Theme select ---
   const convertImagesCheckbox = document.getElementById("convert-images-checkbox");
   const resizeImagesCheckbox = document.getElementById("resize-images-checkbox");
-
-  // Theme select
   const themeSelect = document.getElementById("theme-select");
 
-  // Thumbnail upload and modal logic
-  const thumbnailInput = form?.elements["social.thumbnail"];
+  // --- Thumbnail upload and modal logic ---
+  const thumbnailInput = document.getElementById("social-thumbnail");
   const thumbnailUpload = document.getElementById("thumbnail-upload");
   const chooseThumbnailBtn = document.getElementById("choose-thumbnail-btn");
   const thumbnailPreview = document.getElementById("thumbnail-preview");
   const removeThumbnailBtn = document.getElementById("remove-thumbnail-btn");
 
-  // Modal elements for delete confirmation
-  const deleteModal = document.getElementById("delete-modal");
-  const deleteModalClose = document.getElementById("delete-modal-close");
-  const deleteModalConfirm = document.getElementById("delete-modal-confirm");
-  const deleteModalCancel = document.getElementById("delete-modal-cancel");
+  // --- Modal helpers ---
+  function setupModal(modal, closeBtn, confirmBtn, cancelBtn, onConfirm) {
+    if (!modal) return;
+    if (closeBtn) closeBtn.onclick = () => modal.style.display = "none";
+    if (cancelBtn) cancelBtn.onclick = () => modal.style.display = "none";
+    window.addEventListener("click", (e) => {
+      if (e.target === modal) modal.style.display = "none";
+    });
+    if (confirmBtn && onConfirm) confirmBtn.onclick = onConfirm;
+  }
 
-  // Modal elements for theme deletion
-  const deleteThemeModal = document.getElementById("delete-theme-modal");
-  const deleteThemeModalClose = document.getElementById("delete-theme-modal-close");
-  const deleteThemeModalConfirm = document.getElementById("delete-theme-modal-confirm");
-  const deleteThemeModalCancel = document.getElementById("delete-theme-modal-cancel");
-  const deleteThemeModalText = document.getElementById("delete-theme-modal-text");
-  let themeToDelete = null;
-
-  // Show/hide thumbnail preview, remove button, and choose button
+  // --- Thumbnail preview logic ---
   function updateThumbnailPreview(src) {
     if (thumbnailPreview) {
       thumbnailPreview.src = src || "";
       thumbnailPreview.style.display = src ? "block" : "none";
     }
-    if (removeThumbnailBtn) {
-      removeThumbnailBtn.style.display = src ? "inline-block" : "none";
-    }
-    if (chooseThumbnailBtn) {
-      chooseThumbnailBtn.style.display = src ? "none" : "inline-block";
-    }
+    if (removeThumbnailBtn) removeThumbnailBtn.style.display = src ? "inline-block" : "none";
+    if (chooseThumbnailBtn) chooseThumbnailBtn.style.display = src ? "none" : "inline-block";
   }
 
-  // Choose thumbnail button triggers file input
   if (chooseThumbnailBtn && thumbnailUpload) {
     chooseThumbnailBtn.addEventListener("click", () => thumbnailUpload.click());
   }
-
-  // Handle thumbnail upload and refresh preview (with cache busting)
   if (thumbnailUpload) {
     thumbnailUpload.addEventListener("change", async (e) => {
       const file = e.target.files[0];
@@ -156,27 +135,20 @@ document.addEventListener("DOMContentLoaded", () => {
       } else {
         showToast("❌ Error uploading thumbnail", "error");
       }
+      updateSectionStatus("social");
     });
   }
-
-  // Remove thumbnail button triggers modal
   if (removeThumbnailBtn) {
     removeThumbnailBtn.addEventListener("click", () => {
-      deleteModal.style.display = "flex";
+      document.getElementById("delete-modal").style.display = "flex";
     });
   }
-
-  // Modal logic for thumbnail deletion
-  if (deleteModal && deleteModalClose && deleteModalConfirm && deleteModalCancel) {
-    deleteModalClose.onclick = deleteModalCancel.onclick = () => {
-      deleteModal.style.display = "none";
-    };
-    window.onclick = function(event) {
-      if (event.target === deleteModal) {
-        deleteModal.style.display = "none";
-      }
-    };
-    deleteModalConfirm.onclick = async () => {
+  setupModal(
+    document.getElementById("delete-modal"),
+    document.getElementById("delete-modal-close"),
+    document.getElementById("delete-modal-confirm"),
+    document.getElementById("delete-modal-cancel"),
+    async () => {
       const res = await fetch("/api/thumbnail/remove", { method: "POST" });
       const result = await res.json();
       if (result.status === "ok") {
@@ -186,48 +158,38 @@ document.addEventListener("DOMContentLoaded", () => {
       } else {
         showToast("❌ Error removing thumbnail", "error");
       }
-      deleteModal.style.display = "none";
-    };
+      document.getElementById("delete-modal").style.display = "none";
+      updateSectionStatus("social");
     }
+  );
 
-  // Theme upload logic (custom theme folder)
+  // --- Theme upload logic ---
   const themeUpload = document.getElementById("theme-upload");
   const chooseThemeBtn = document.getElementById("choose-theme-btn");
   if (chooseThemeBtn && themeUpload) {
     chooseThemeBtn.addEventListener("click", () => themeUpload.click());
     themeUpload.addEventListener("change", async (e) => {
       const files = Array.from(e.target.files);
-      if (files.length === 0) return;
+      if (!files.length) return;
       showLoader("Uploading theme...");
       const formData = new FormData();
-      files.forEach(file => {
-        formData.append("files", file, file.webkitRelativePath || file.name);
-      });
+      files.forEach(file => formData.append("files", file, file.webkitRelativePath || file.name));
       const res = await fetch("/api/theme/upload", { method: "POST", body: formData });
       const result = await res.json();
       hideLoader();
       if (result.status === "ok") {
         showToast("✅ Theme uploaded!", "success");
-        // Refresh theme select after upload
-        fetch("/api/themes")
-          .then(res => res.json())
-          .then(themes => {
-            themeSelect.innerHTML = "";
-            themes.forEach(theme => {
-              const option = document.createElement("option");
-              option.value = theme;
-              option.textContent = theme;
-              themeSelect.appendChild(option);
-            });
-          });
+        refreshThemes();
       } else {
         showToast("❌ Error uploading theme", "error");
       }
+      updateSectionStatus("build");
     });
   }
 
-  // Remove theme button triggers modal
+  // --- Remove theme logic ---
   const removeThemeBtn = document.getElementById("remove-theme-btn");
+  let themeToDelete = null;
   if (removeThemeBtn && themeSelect) {
     removeThemeBtn.addEventListener("click", () => {
       const theme = themeSelect.value;
@@ -237,24 +199,16 @@ document.addEventListener("DOMContentLoaded", () => {
         return;
       }
       themeToDelete = theme;
-      deleteThemeModalText.textContent = `Are you sure you want to remove theme "${theme}"?`;
-      deleteThemeModal.style.display = "flex";
+      document.getElementById("delete-theme-modal-text").textContent = `Are you sure you want to remove theme "${theme}"?`;
+      document.getElementById("delete-theme-modal").style.display = "flex";
     });
   }
-
-  // Modal logic for theme deletion
-  if (deleteThemeModal && deleteThemeModalClose && deleteThemeModalConfirm && deleteThemeModalCancel) {
-    deleteThemeModalClose.onclick = deleteThemeModalCancel.onclick = () => {
-      deleteThemeModal.style.display = "none";
-      themeToDelete = null;
-    };
-    window.onclick = function(event) {
-      if (event.target === deleteThemeModal) {
-        deleteThemeModal.style.display = "none";
-        themeToDelete = null;
-      }
-    };
-    deleteThemeModalConfirm.onclick = async () => {
+  setupModal(
+    document.getElementById("delete-theme-modal"),
+    document.getElementById("delete-theme-modal-close"),
+    document.getElementById("delete-theme-modal-confirm"),
+    document.getElementById("delete-theme-modal-cancel"),
+    async () => {
       if (!themeToDelete) return;
       showLoader("Removing theme...");
       const res = await fetch("/api/theme/remove", {
@@ -266,28 +220,18 @@ document.addEventListener("DOMContentLoaded", () => {
       hideLoader();
       if (result.status === "ok") {
         showToast("✅ Theme removed!", "success");
-        // Refresh theme select
-        fetch("/api/themes")
-          .then(res => res.json())
-          .then(themes => {
-            themeSelect.innerHTML = "";
-            themes.forEach(theme => {
-              const option = document.createElement("option");
-              option.value = theme;
-              option.textContent = theme;
-              themeSelect.appendChild(option);
-            });
-          });
+        refreshThemes();
       } else {
         showToast(result.error || "❌ Error removing theme", "error");
       }
-      deleteThemeModal.style.display = "none";
+      document.getElementById("delete-theme-modal").style.display = "none";
       themeToDelete = null;
-    };
+      updateSectionStatus("build");
     }
+  );
 
-  // Fetch theme list and populate select
-  if (themeSelect) {
+  // --- Theme select refresh ---
+  function refreshThemes() {
     fetch("/api/themes")
       .then(res => res.json())
       .then(themes => {
@@ -298,148 +242,276 @@ document.addEventListener("DOMContentLoaded", () => {
           option.textContent = theme;
           themeSelect.appendChild(option);
         });
-        // Set selected value after loading config
-        fetch("/api/site-info")
-          .then(res => res.json())
-          .then(data => {
-            themeSelect.value = data.build?.theme || "";
-          });
+        loadConfigAndUpdateBuildStatus();
       });
   }
 
-  // Load config from server and populate form
-  if (form) {
+  // --- Config loading ---
+  let loadedConfig = {};
+  function loadConfigAndUpdateBuildStatus() {
     fetch("/api/site-info")
       .then(res => res.json())
       .then(data => {
+        loadedConfig = data;
+        // Info
+        if (forms.info) {
+          forms.info.elements["info.title"].value = data.info?.title || "";
+          forms.info.elements["info.subtitle"].value = data.info?.subtitle || "";
+          forms.info.elements["info.description"].value = data.info?.description || "";
+          forms.info.elements["info.canonical"].value = data.info?.canonical || "";
+          forms.info.elements["info.keywords"].value = Array.isArray(data.info?.keywords) ? data.info.keywords.join(", ") : (data.info?.keywords || "");
+          forms.info.elements["info.author"].value = data.info?.author || "";
+        }
+        // Social
+        if (forms.social) {
+          forms.social.elements["social.instagram_url"].value = data.social?.instagram_url || "";
+          if (thumbnailInput) thumbnailInput.value = data.social?.thumbnail || "";
+          updateThumbnailPreview(data.social?.thumbnail ? `/photos/${data.social.thumbnail}?t=${Date.now()}` : "");
+        }
+        // Menu
+        menuItems = Array.isArray(data.menu?.items) ? data.menu.items : [];
+        renderMenuItems();
+        // Footer
+        if (forms.footer) {
+          forms.footer.elements["footer.copyright"].value = data.footer?.copyright || "";
+          forms.footer.elements["footer.legal_label"].value = data.footer?.legal_label || "";
+        }
+        // Legals
         ipParagraphs = Array.isArray(data.legals?.intellectual_property)
           ? data.legals.intellectual_property
           : [];
         renderIpParagraphs();
-        menuItems = Array.isArray(data.menu?.items) ? data.menu.items : [];
-        renderMenuItems();
-        form.elements["info.title"].value = data.info?.title || "";
-        form.elements["info.subtitle"].value = data.info?.subtitle || "";
-        form.elements["info.description"].value = data.info?.description || "";
-        form.elements["info.canonical"].value = data.info?.canonical || "";
-        form.elements["info.keywords"].value = Array.isArray(data.info?.keywords) ? data.info.keywords.join(", ") : (data.info?.keywords || "");
-        form.elements["info.author"].value = data.info?.author || "";
-        form.elements["social.instagram_url"].value = data.social?.instagram_url || "";
-        if (thumbnailInput) thumbnailInput.value = data.social?.thumbnail || "";
-        updateThumbnailPreview(data.social?.thumbnail ? `/photos/${data.social.thumbnail}?t=${Date.now()}` : "");
-        form.elements["footer.copyright"].value = data.footer?.copyright || "";
-        form.elements["footer.legal_label"].value = data.footer?.legal_label || "";
-        if (themeSelect) {
-          themeSelect.value = data.build?.theme || "";
-        }
-        form.elements["legals.hoster_name"].value = data.legals?.hoster_name || "";
-        form.elements["legals.hoster_address"].value = data.legals?.hoster_address || "";
-        form.elements["legals.hoster_contact"].value = data.legals?.hoster_contact || "";
-        // Build checkboxes
-        if (convertImagesCheckbox) {
-          convertImagesCheckbox.checked = !!data.build?.convert_images;
-        }
-        if (resizeImagesCheckbox) {
-          resizeImagesCheckbox.checked = !!data.build?.resize_images;
+        if (forms.legals) {
+          forms.legals.elements["legals.hoster_name"].value = data.legals?.hoster_name || "";
+          forms.legals.elements["legals.hoster_address"].value = data.legals?.hoster_address || "";
+          forms.legals.elements["legals.hoster_contact"].value = data.legals?.hoster_contact || "";
         }
+        // Build
+        if (themeSelect) themeSelect.value = data.build?.theme || "";
+        if (convertImagesCheckbox) convertImagesCheckbox.checked = !!data.build?.convert_images;
+        if (resizeImagesCheckbox) resizeImagesCheckbox.checked = !!data.build?.resize_images;
+        ["info", "social", "menu", "footer", "legals"].forEach(updateSectionStatus);
+        updateSectionStatus("build");
       });
   }
+  if (themeSelect) refreshThemes();
+  else loadConfigAndUpdateBuildStatus();
 
-  // Add menu item
-  if (addMenuBtn) {
-    addMenuBtn.addEventListener("click", () => {
+  // --- Add/remove menu items ---
+  if (addMenuBtn) addMenuBtn.addEventListener("click", () => {
     menuItems.push({ label: "", href: "" });
     renderMenuItems();
+    updateSectionStatus("menu");
   });
-  }
-
-  // Remove menu item
   menuList.addEventListener("click", (e) => {
     if (e.target.classList.contains("remove-menu-item")) {
       const idx = parseInt(e.target.getAttribute("data-idx"));
       menuItems.splice(idx, 1);
       renderMenuItems();
+      updateSectionStatus("menu");
     }
   });
-
-  // Update menuItems on input change
   menuList.addEventListener("input", () => {
     updateMenuItemsFromInputs();
+    updateSectionStatus("menu");
   });
 
-  // Add paragraph
-  if (addIpBtn) {
-    addIpBtn.addEventListener("click", () => {
+  // --- Add/remove IP paragraphs ---
+  if (addIpBtn) addIpBtn.addEventListener("click", () => {
     ipParagraphs.push({ paragraph: "" });
     renderIpParagraphs();
+    updateSectionStatus("legals");
   });
-  }
-
-  // Remove paragraph
   ipList.addEventListener("click", (e) => {
     if (e.target.classList.contains("remove-ip-paragraph")) {
       const idx = parseInt(e.target.getAttribute("data-idx"));
       ipParagraphs.splice(idx, 1);
       renderIpParagraphs();
+      updateSectionStatus("legals");
     }
   });
-
-  // Update ipParagraphs on input change
   ipList.addEventListener("input", () => {
     updateIpParagraphsFromInputs();
+    updateSectionStatus("legals");
   });
 
-  // Save config to server
-  if (form) {
-    form.addEventListener("submit", async (e) => {
-      e.preventDefault();
+  // --- Section value helpers ---
+  function getSectionValues(section) {
+    switch (section) {
+      case "info":
+        return {
+          title: forms.info.elements["info.title"].value,
+          subtitle: forms.info.elements["info.subtitle"].value,
+          description: forms.info.elements["info.description"].value,
+          canonical: forms.info.elements["info.canonical"].value,
+          keywords: forms.info.elements["info.keywords"].value.split(",").map(i => i.trim()).filter(Boolean),
+          author: forms.info.elements["info.author"].value
+        };
+      case "social":
+        return {
+          instagram_url: forms.social.elements["social.instagram_url"].value,
+          thumbnail: thumbnailInput ? thumbnailInput.value : ""
+        };
+      case "menu":
         updateMenuItemsFromInputs();
+        return { items: menuItems };
+      case "footer":
+        return {
+          copyright: forms.footer.elements["footer.copyright"].value,
+          legal_label: forms.footer.elements["footer.legal_label"].value
+        };
+      case "legals":
         updateIpParagraphsFromInputs();
-
-      // Check if thumbnail is set before saving (uploaded or present in input)
-      if (!thumbnailInput || !thumbnailInput.value) {
-        showLoader("Saving...");
-        showToast("❌ Thumbnail is required.", "error");
-        hideLoader();
-        return;
-      }
-
-      const build = {
+        return {
+          hoster_name: forms.legals.elements["legals.hoster_name"].value,
+          hoster_address: forms.legals.elements["legals.hoster_address"].value,
+          hoster_contact: forms.legals.elements["legals.hoster_contact"].value,
+          intellectual_property: ipParagraphs
+        };
+      case "build":
+        return {
           theme: themeSelect ? themeSelect.value : "",
           convert_images: !!(convertImagesCheckbox && convertImagesCheckbox.checked),
           resize_images: !!(resizeImagesCheckbox && resizeImagesCheckbox.checked)
         };
-
-      const payload = {
-        info: {
-          title: form.elements["info.title"].value,
-          subtitle: form.elements["info.subtitle"].value,
-          description: form.elements["info.description"].value,
-          canonical: form.elements["info.canonical"].value,
-          keywords: form.elements["info.keywords"].value.split(",").map(i => i.trim()).filter(Boolean),
-          author: form.elements["info.author"].value
-        },
-        social: {
-          instagram_url: form.elements["social.instagram_url"].value,
-          thumbnail: thumbnailInput ? thumbnailInput.value : ""
-        },
-        menu: {
-          items: menuItems
-        },
-        footer: {
-          copyright: form.elements["footer.copyright"].value,
-          legal_label: form.elements["footer.legal_label"].value
-        },
-        build,
-        legals: {
-          hoster_name: form.elements["legals.hoster_name"].value,
-          hoster_address: form.elements["legals.hoster_address"].value,
-          hoster_contact: form.elements["legals.hoster_contact"].value,
-          intellectual_property: ipParagraphs
+      default:
+        return {};
     }
-      };
-      // --- REMOVE loader for save ---
-      // showLoader("Saving...");
+  }
+
+  function isSectionSaved(section) {
+    const values = getSectionValues(section);
+    const config = loadedConfig[section] || {};
+    function normalizeMenuItems(items) {
+      return (items || []).map(item => ({
+        label: item.label || "",
+        href: item.href || ""
+      }));
+    }
+    switch (section) {
+      case "info":
+        return Object.keys(values).every(
+          key => values[key] && (
+            key === "keywords"
+              ? Array.isArray(config.keywords) && values.keywords.join(",") === config.keywords.join(",")
+              : values[key] === (config[key] || "")
+          )
+        );
+      case "social":
+        return values.instagram_url && values.thumbnail &&
+          values.instagram_url === (config.instagram_url || "") &&
+          values.thumbnail === (config.thumbnail || "");
+      case "menu":
+        return JSON.stringify(normalizeMenuItems(values.items)) === JSON.stringify(normalizeMenuItems(config.items));
+      case "footer":
+        return values.copyright && values.legal_label &&
+          values.copyright === (config.copyright || "") &&
+          values.legal_label === (config.legal_label || "");
+      case "legals":
+        return values.hoster_name && values.hoster_address && values.hoster_contact &&
+          values.hoster_name === (config.hoster_name || "") &&
+          values.hoster_address === (config.hoster_address || "") &&
+          values.hoster_contact === (config.hoster_contact || "") &&
+          JSON.stringify(values.intellectual_property) === JSON.stringify(config.intellectual_property || []);
+      case "build":
+        return values.theme === (config.theme || "") &&
+          !!values.convert_images === !!config.convert_images &&
+          !!values.resize_images === !!config.resize_images;
+      default:
+        return true;
+    }
+  }
+
+  function isSectionComplete(section) {
+    const values = getSectionValues(section);
+    switch (section) {
+      case "info":
+        return (
+          values.title &&
+          values.subtitle &&
+          values.description &&
+          values.canonical &&
+          values.keywords.length > 0 &&
+          values.author
+        );
+      case "social":
+        return values.instagram_url && values.thumbnail;
+      case "menu":
+        return Array.isArray(values.items) && values.items.every(item => item.label && item.href);
+      case "footer":
+        return values.copyright && values.legal_label;
+      case "legals":
+        return (
+          values.hoster_name &&
+          values.hoster_address &&
+          values.hoster_contact &&
+          Array.isArray(values.intellectual_property) &&
+          values.intellectual_property.length > 0 &&
+          values.intellectual_property.every(ip => ip.paragraph)
+        );
+      case "build":
+        return !!values.theme;
+      default:
+        return true;
+    }
+  }
+
+  function updateSectionStatus(section) {
+    const statusEl = document.querySelector(`#${section}-section .section-status`);
+    if (!statusEl) return;
+    if (!isSectionComplete(section)) {
+      statusEl.innerHTML = "⚠️ Section not yet saved. Please fill required fields";
+      statusEl.style.color = "#ffc700";
+      statusEl.style.display = "";
+      statusEl.style.fontStyle = "normal";
+      return;
+    }
+    if (isSectionSaved(section)) {
+      statusEl.innerHTML = "";
+      statusEl.style.display = "none";
+    } else {
+      statusEl.innerHTML = "⚠️ Section not yet saved";
+      statusEl.style.color = "#ffc700";
+      statusEl.style.display = "";
+      statusEl.style.fontStyle = "normal";
+    }
+  }
+
+  // --- Listen for changes in each section ---
+  Object.entries(forms).forEach(([section, form]) => {
+    if (!form) return;
+    form.addEventListener("input", () => updateSectionStatus(section));
+    form.addEventListener("change", () => updateSectionStatus(section));
+    form.addEventListener("submit", async (e) => {
+      e.preventDefault();
+      if (!form.reportValidity()) {
+        showToast("❌ Please fill all required fields before saving.", "error");
+        updateSectionStatus(section);
+        return;
+      }
+      if (section === "social" && (!thumbnailInput || !thumbnailInput.value)) {
+        showToast("❌ Thumbnail is required.", "error");
+        updateSectionStatus(section);
+        return;
+      }
+      if (section === "menu") {
+        updateMenuItemsFromInputs();
+        if (!menuItems.length || !menuItems.every(item => item.label && item.href)) {
+          showToast("❌ Please fill all menu item fields.", "error");
+          updateSectionStatus(section);
+          return;
+        }
+      }
+      if (section === "legals") {
+        updateIpParagraphsFromInputs();
+        if (!ipParagraphs.length || !ipParagraphs.every(ip => ip.paragraph)) {
+          showToast("❌ Please fill all intellectual property paragraphs.", "error");
+          updateSectionStatus(section);
+          return;
+        }
+      }
+      let payload = {};
+      payload[section] = getSectionValues(section);
       const res = await fetch("/api/site-info", {
         method: "POST",
         headers: { "Content-Type": "application/json" },
@@ -447,10 +519,16 @@ document.addEventListener("DOMContentLoaded", () => {
       });
       const result = await res.json();
       if (result.status === "ok") {
-        showToast("✅ Site info saved!", "success");
+        showToast("✅ Section saved!", "success");
+        fetch("/api/site-info")
+          .then(res => res.json())
+          .then(data => {
+            loadedConfig = data;
+            updateSectionStatus(section);
+          });
       } else {
-        showToast("❌ Error saving site info", "error");
+        showToast("❌ Error saving section", "error");
       }
     });
-  }
+  });
 });

src/webui/js/theme-editor.js

@@ -70,9 +70,11 @@ function setupColorPicker(colorId, btnId, textId, initial) {
 function setFontDropdown(selectId, value, options) {
   const select = document.getElementById(selectId);
   if (!select) return;
-  select.innerHTML = options.map(opt =>
-    `<option value="${opt}"${opt === value ? " selected" : ""}>${opt}</option>`
-  ).join("");
+  select.innerHTML = options.map(opt => {
+    // Remove extension if present
+    const base = opt.replace(/\.(woff2?|ttf|otf)$/, "");
+    return `<option value="${base}"${base === value ? " selected" : ""}>${base}</option>`;
+  }).join("");
 }
 
 function setFallbackDropdown(selectId, value) {
@@ -116,54 +118,173 @@ function renderLocalFonts(fonts) {
   });
 }
 
+// --- Section helpers ---
+function getSectionValues(section) {
+  switch (section) {
+    case "colors":
+      return {
+        primary: document.getElementById("color-primary-text").value,
+        primary_dark: document.getElementById("color-primary-dark-text").value,
+        secondary: document.getElementById("color-secondary-text").value,
+        accent: document.getElementById("color-accent-text").value,
+        text_dark: document.getElementById("color-text-dark-text").value,
+        background: document.getElementById("color-background-text").value,
+        browser_color: document.getElementById("color-browser-color-text").value
+      };
+    case "google-fonts":
+      const googleFontsFields = document.getElementById("google-fonts-fields");
+      const fonts = [];
+      if (googleFontsFields) {
+        googleFontsFields.querySelectorAll(".input-field").forEach(field => {
+          const family = field.querySelector('input[name^="google_fonts"][name$="[family]"]').value.trim();
+          const weights = field.querySelector('input[name^="google_fonts"][name$="[weights]"]').value
+            .split(",").map(w => w.trim()).filter(Boolean);
+          if (family) fonts.push({ family, weights });
+        });
+      }
+      return fonts;
+    case "fonts":
+      return {
+        primary: {
+          name: document.getElementById("font-primary").value,
+          fallback: document.getElementById("font-primary-fallback").value
+        },
+        secondary: {
+          name: document.getElementById("font-secondary").value,
+          fallback: document.getElementById("font-secondary-fallback").value
+        }
+      };
+    case "favicon":
+      return {
+        path: document.getElementById("favicon-path").value
+      };
+    default:
+      return {};
+  }
+}
+
+function isSectionComplete(section) {
+  switch (section) {
+    case "colors":
+      const v = getSectionValues("colors");
+      return (
+        v.primary &&
+        v.primary_dark &&
+        v.secondary &&
+        v.accent &&
+        v.text_dark &&
+        v.background &&
+        v.browser_color
+      );
+    case "google-fonts":
+      const fonts = getSectionValues("google-fonts");
+      return fonts.every(f => f.family);
+    case "fonts":
+      const f = getSectionValues("fonts");
+      return f.primary.name && f.primary.fallback && f.secondary.name && f.secondary.fallback;
+    case "favicon":
+      const fav = getSectionValues("favicon");
+      return !!fav.path;
+    default:
+      return true;
+  }
+}
+
+function isSectionSaved(section, loadedConfig) {
+  switch (section) {
+    case "colors":
+      const v = getSectionValues("colors");
+      const c = loadedConfig.colors || {};
+      return (
+        v.primary === c.primary &&
+        v.primary_dark === c.primary_dark &&
+        v.secondary === c.secondary &&
+        v.accent === c.accent &&
+        v.text_dark === c.text_dark &&
+        v.background === c.background &&
+        v.browser_color === c.browser_color
+      );
+    case "google-fonts":
+      const fonts = getSectionValues("google-fonts");
+      const cf = loadedConfig.google_fonts || [];
+      return JSON.stringify(fonts) === JSON.stringify(cf);
+    case "fonts":
+      const f = getSectionValues("fonts");
+      const cfnt = loadedConfig.fonts || {};
+      return (
+        f.primary.name === (cfnt.primary?.name || "") &&
+        f.primary.fallback === (cfnt.primary?.fallback || "") &&
+        f.secondary.name === (cfnt.secondary?.name || "") &&
+        f.secondary.fallback === (cfnt.secondary?.fallback || "")
+      );
+    case "favicon":
+      const fav = getSectionValues("favicon");
+      const cfav = loadedConfig.favicon || {};
+      return fav.path === (cfav.path || "");
+    default:
+      return true;
+  }
+}
+
+function updateSectionStatus(section, loadedConfig) {
+  const statusEl = document.querySelector(`#${section}-form .section-status`);
+  if (!statusEl) return;
+  if (!isSectionComplete(section)) {
+    statusEl.innerHTML = "⚠️ Section not yet saved. Please fill required fields";
+    statusEl.style.color = "#ffc700";
+    statusEl.style.display = "";
+    statusEl.style.fontStyle = "normal";
+    return;
+  }
+  if (isSectionSaved(section, loadedConfig)) {
+    statusEl.innerHTML = "";
+    statusEl.style.display = "none";
+  } else {
+    statusEl.innerHTML = "⚠️ Section not yet saved";
+    statusEl.style.color = "#ffc700";
+    statusEl.style.display = "";
+    statusEl.style.fontStyle = "normal";
+  }
+}
+
 document.addEventListener("DOMContentLoaded", async () => {
   const themeInfo = await fetchThemeInfo();
   const themeNameSpan = document.getElementById("current-theme");
   if (themeNameSpan) themeNameSpan.textContent = themeInfo.theme_name;
 
-  const themeYaml = themeInfo.theme_yaml;
-  const googleFonts = themeYaml.google_fonts ? JSON.parse(JSON.stringify(themeYaml.google_fonts)) : [];
+  let loadedConfig = themeInfo.theme_yaml;
+  let googleFonts = loadedConfig.google_fonts ? JSON.parse(JSON.stringify(loadedConfig.google_fonts)) : [];
   let localFonts = await fetchLocalFonts(themeInfo.theme_name);
 
   // Colors
-  if (themeYaml.colors) {
-    setupColorPicker("color-primary", "color-primary-btn", "color-primary-text", themeYaml.colors.primary || "#0065a1");
-    setupColorPicker("color-primary-dark", "color-primary-dark-btn", "color-primary-dark-text", themeYaml.colors.primary_dark || "#005384");
-    setupColorPicker("color-secondary", "color-secondary-btn", "color-secondary-text", themeYaml.colors.secondary || "#00b0f0");
-    setupColorPicker("color-accent", "color-accent-btn", "color-accent-text", themeYaml.colors.accent || "#ffc700");
-    setupColorPicker("color-text-dark", "color-text-dark-btn", "color-text-dark-text", themeYaml.colors.text_dark || "#616161");
-    setupColorPicker("color-background", "color-background-btn", "color-background-text", themeYaml.colors.background || "#fff");
-    setupColorPicker("color-browser-color", "color-browser-color-btn", "color-browser-color-text", themeYaml.colors.browser_color || "#fff");
+  if (loadedConfig.colors) {
+    setupColorPicker("color-primary", "color-primary-btn", "color-primary-text", loadedConfig.colors.primary || "#0065a1");
+    setupColorPicker("color-primary-dark", "color-primary-dark-btn", "color-primary-dark-text", loadedConfig.colors.primary_dark || "#005384");
+    setupColorPicker("color-secondary", "color-secondary-btn", "color-secondary-text", loadedConfig.colors.secondary || "#00b0f0");
+    setupColorPicker("color-accent", "color-accent-btn", "color-accent-text", loadedConfig.colors.accent || "#ffc700");
+    setupColorPicker("color-text-dark", "color-text-dark-btn", "color-text-dark-text", loadedConfig.colors.text_dark || "#616161");
+    setupColorPicker("color-background", "color-background-btn", "color-background-text", loadedConfig.colors.background || "#fff");
+    setupColorPicker("color-browser-color", "color-browser-color-btn", "color-browser-color-text", loadedConfig.colors.browser_color || "#fff");
   }
 
   // Fonts
   function refreshFontDropdowns() {
-    setFontDropdown("font-primary", document.getElementById("font-primary").value, [
+    setFontDropdown("font-primary", loadedConfig.fonts?.primary?.name || "Lato", [
       ...googleFonts.map(f => f.family),
       ...localFonts
     ]);
-    setFontDropdown("font-secondary", document.getElementById("font-secondary").value, [
+    setFontDropdown("font-secondary", loadedConfig.fonts?.secondary?.name || "Montserrat", [
       ...googleFonts.map(f => f.family),
       ...localFonts
     ]);
+    setFallbackDropdown("font-primary-fallback", loadedConfig.fonts?.primary?.fallback || "sans-serif");
+    setFallbackDropdown("font-secondary-fallback", loadedConfig.fonts?.secondary?.fallback || "serif");
   }
-  if (themeYaml.fonts) {
-    setFontDropdown("font-primary", themeYaml.fonts.primary?.name || "Lato", [
-      ...googleFonts.map(f => f.family),
-      ...localFonts
-    ]);
-    setFallbackDropdown("font-primary-fallback", themeYaml.fonts.primary?.fallback || "sans-serif");
-    setFontDropdown("font-secondary", themeYaml.fonts.secondary?.name || "Montserrat", [
-      ...googleFonts.map(f => f.family),
-      ...localFonts
-    ]);
-    setFallbackDropdown("font-secondary-fallback", themeYaml.fonts.secondary?.fallback || "serif");
-  }
+  refreshFontDropdowns();
 
   // Font upload logic
   const fontUploadInput = document.getElementById("font-upload");
   const chooseFontBtn = document.getElementById("choose-font-btn");
-  const fontUploadStatus = document.getElementById("font-upload-status");
   const localFontsList = document.getElementById("local-fonts-list");
 
   // Modal logic for font deletion
@@ -341,9 +462,9 @@ document.addEventListener("DOMContentLoaded", async () => {
     };
   }
 
-  if (themeYaml.favicon && themeYaml.favicon.path) {
-    faviconInput.value = themeYaml.favicon.path;
-    updateFaviconPreview(`/themes/${themeInfo.theme_name}/${themeYaml.favicon.path}?t=${Date.now()}`);
+  if (loadedConfig.favicon && loadedConfig.favicon.path) {
+    faviconInput.value = loadedConfig.favicon.path;
+    updateFaviconPreview(`/themes/${themeInfo.theme_name}/${loadedConfig.favicon.path}?t=${Date.now()}`);
   } else {
     updateFaviconPreview("");
   }
@@ -367,6 +488,7 @@ document.addEventListener("DOMContentLoaded", async () => {
       googleFonts.push(...updatedGoogleFonts);
       renderGoogleFonts(googleFonts);
       refreshFontDropdowns();
+      updateSectionStatus("google-fonts", loadedConfig);
     });
   }
 
@@ -396,6 +518,7 @@ document.addEventListener("DOMContentLoaded", async () => {
         googleFonts.push(...updatedGoogleFonts);
         renderGoogleFonts(googleFonts);
         refreshFontDropdowns();
+        updateSectionStatus("google-fonts", loadedConfig);
       }
     }, true);
 
@@ -414,54 +537,72 @@ document.addEventListener("DOMContentLoaded", async () => {
         googleFonts.push(...updatedGoogleFonts);
         renderGoogleFonts(googleFonts);
         refreshFontDropdowns();
+        updateSectionStatus("google-fonts", loadedConfig);
       }
     });
   }
 
-  document.getElementById("theme-editor-form").addEventListener("submit", async (e) => {
+  // --- Section status listeners ---
+  [
+    { form: document.getElementById("colors-form"), section: "colors" },
+    { form: document.getElementById("google-fonts-form"), section: "google-fonts" },
+    { form: document.getElementById("fonts-form"), section: "fonts" },
+    { form: document.getElementById("favicon-form"), section: "favicon" }
+  ].forEach(({ form, section }) => {
+    if (!form) return;
+    form.addEventListener("input", () => updateSectionStatus(section, loadedConfig));
+    form.addEventListener("change", () => updateSectionStatus(section, loadedConfig));
+  });
+
+  // --- Section save handlers ---
+  [
+    { form: document.getElementById("colors-form"), section: "colors" },
+    { form: document.getElementById("google-fonts-form"), section: "google-fonts" },
+    { form: document.getElementById("fonts-form"), section: "fonts" },
+    { form: document.getElementById("favicon-form"), section: "favicon" }
+  ].forEach(({ form, section }) => {
+    if (!form) return;
+    form.addEventListener("submit", async (e) => {
       e.preventDefault();
-    showLoader("Saving theme...");
-    const data = {};
-    data.colors = {
-      primary: document.getElementById("color-primary-text").value,
-      primary_dark: document.getElementById("color-primary-dark-text").value,
-      secondary: document.getElementById("color-secondary-text").value,
-      accent: document.getElementById("color-accent-text").value,
-      text_dark: document.getElementById("color-text-dark-text").value,
-      background: document.getElementById("color-background-text").value,
-      browser_color: document.getElementById("color-browser-color-text").value
-    };
-    data.fonts = {
-      primary: {
-        name: document.getElementById("font-primary").value,
-        fallback: document.getElementById("font-primary-fallback").value
-      },
-      secondary: {
-        name: document.getElementById("font-secondary").value,
-        fallback: document.getElementById("font-secondary-fallback").value
+      if (!form.reportValidity() || !isSectionComplete(section)) {
+        showToast("❌ Please fill all required fields before saving.", "error");
+        updateSectionStatus(section, loadedConfig);
+        return;
       }
-    };
-    data.favicon = {
-      path: faviconInput.value
-    };
-    data.google_fonts = [];
-    document.querySelectorAll("#google-fonts-fields .input-field").forEach(field => {
-      const family = field.querySelector('input[name^="google_fonts"][name$="[family]"]').value;
-      const weights = field.querySelector('input[name^="google_fonts"][name$="[weights]"]').value
-        .split(",").map(w => w.trim()).filter(w => w);
-      if (family) data.google_fonts.push({ family, weights });
-    });
-
+      // Merge with loadedConfig to avoid overwriting other sections
+      let payload = { ...loadedConfig };
+      switch (section) {
+        case "colors":
+          payload.colors = getSectionValues("colors");
+          break;
+        case "google-fonts":
+          payload.google_fonts = getSectionValues("google-fonts");
+          break;
+        case "fonts":
+          payload.fonts = getSectionValues("fonts");
+          break;
+        case "favicon":
+          payload.favicon = getSectionValues("favicon");
+          break;
+      }
+      showLoader("Saving...");
       const res = await fetch("/api/theme-info", {
         method: "POST",
         headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({ theme_name: themeInfo.theme_name, theme_yaml: data })
+        body: JSON.stringify({ theme_name: themeInfo.theme_name, theme_yaml: payload })
       });
       hideLoader();
       if (res.ok) {
-      showToast("✅ Theme saved!", "success");
+        showToast("✅ Section saved!", "success");
+        const updatedThemeInfo = await fetchThemeInfo();
+        loadedConfig = updatedThemeInfo.theme_yaml;
+        updateSectionStatus(section, loadedConfig);
       } else {
-      showToast("Error saving theme.", "error");
+        showToast("Error saving section.", "error");
       }
     });
   });
+
+  // Initial status update
+  ["colors", "google-fonts", "fonts", "favicon"].forEach(section => updateSectionStatus(section, loadedConfig));
+});

src/webui/js/upload.js

@@ -11,54 +11,37 @@ function hideLoader() {
   if (loader) loader.classList.remove("active");
 }
 
-// --- Upload gallery images ---
-const galleryInput = document.getElementById('upload-gallery');
-if (galleryInput) {
-  galleryInput.addEventListener('change', async (e) => {
+// --- Generic upload handler ---
+function setupUpload(inputId, apiUrl, loaderText, successMsg, refreshFn) {
+  const input = document.getElementById(inputId);
+  if (!input) return;
+  input.addEventListener('change', async (e) => {
     const files = e.target.files;
     if (!files.length) return;
-    showLoader("Uploading photos...");
+    showLoader(loaderText);
     const formData = new FormData();
     for (const file of files) formData.append('files', file);
 
     try {
-      const res = await fetch('/api/gallery/upload', { method: 'POST', body: formData });
+      const res = await fetch(apiUrl, { method: 'POST', body: formData });
       const data = await res.json();
       hideLoader();
       if (res.ok) {
-        showToast(`✅ ${data.uploaded.length} gallery image(s) uploaded!`, "success");
-        if (typeof refreshGallery === "function") refreshGallery();
+        showToast(`✅ ${data.uploaded.length} ${successMsg}`, "success");
+        if (typeof refreshFn === "function") refreshFn();
       } else showToast('Error: ' + data.error, "error");
     } catch(err) {
       hideLoader();
       console.error(err);
       showToast('Server error!', "error");
-    } finally { e.target.value = ''; }
+    } finally {
+      e.target.value = '';
+    }
   });
 }
 
-// --- Upload hero images ---
-const heroInput = document.getElementById('upload-hero');
-if (heroInput) {
-  heroInput.addEventListener('change', async (e) => {
-    const files = e.target.files;
-    if (!files.length) return;
-    showLoader("Uploading hero photos...");
-    const formData = new FormData();
-    for (const file of files) formData.append('files', file);
-
-    try {
-      const res = await fetch('/api/hero/upload', { method: 'POST', body: formData });
-      const data = await res.json();
-      hideLoader();
-      if (res.ok) {
-        showToast(`✅ ${data.uploaded.length} hero image(s) uploaded!`, "success");
-        if (typeof refreshHero === "function") refreshHero();
-      } else showToast('Error: ' + data.error, "error");
-    } catch(err) {
-      hideLoader();
-      console.error(err);
-      showToast('Server error!', "error");
-    } finally { e.target.value = ''; }
-  });
-}
+// --- Setup all upload inputs ---
+setupUpload('upload-gallery', '/api/gallery/upload', "Uploading photos...", "gallery image(s) uploaded!", refreshGallery);
+setupUpload('upload-hero', '/api/hero/upload', "Uploading hero photos...", "hero image(s) uploaded!", refreshHero);
+setupUpload('upload-gallery-bottom', '/api/gallery/upload', "Uploading photos...", "gallery image(s) uploaded!", refreshGallery);
+setupUpload('upload-hero-bottom', '/api/hero/upload', "Uploading hero photos...", "hero image(s) uploaded!", refreshHero);

src/webui/site-info/index.html

@@ -5,10 +5,12 @@
 {% block content %}
 
 <h1>Edit Site Info</h1>
-    <form id="site-info-form">
+
 <!-- Info Section -->
-      <fieldset>
+<form id="info-form" autocomplete="off">
+  <fieldset id="info-section">
     <h2>Info</h2>
+    <p class="section-status"></p>
     <p>Set the basic information for your site and SEO</p>
     <div class="fields">
       <div class="input-field">
@@ -36,10 +38,15 @@
         <input type="text" name="info.author" placeholder="Your Name" required>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="info">Save</button>
   </fieldset>
+</form>
+
 <!-- Social Section -->
-      <fieldset>
+<form id="social-form" autocomplete="off">
+  <fieldset id="social-section">
     <h2>Social</h2>
+    <p class="section-status"></p>
     <p>Set your social media links and thumbnail for link sharing</p>
     <div class="fields">
       <div class="input-field">
@@ -49,16 +56,21 @@
         <input type="file" id="thumbnail-upload" accept="image/png,image/jpeg,image/webp" style="display:none;">
         <button type="button" id="choose-thumbnail-btn" class="up-btn">📸 Upload a photo</button>
         <div class="thumbnail-form">
-            <input type="hidden" name="social.thumbnail" id="social-thumbnail">
+          <input type="hidden" name="social.thumbnail" id="social-thumbnail" required>
           <img id="thumbnail-preview" src="" alt="Thumbnail preview" style="max-width:100px;display:none;">
           <button type="button" id="remove-thumbnail-btn" class="remove-btn up-btn danger" style="display:none;">Remove</button>
         </div>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="social">Save</button>
   </fieldset>
+</form>
+
 <!-- Menu Section -->
-      <fieldset>
+<form id="menu-form" autocomplete="off">
+  <fieldset id="menu-section">
     <h2>Menu</h2>
+    <p class="section-status"></p>
     <p>Manage your site menu items. You can use tag combination to propose custom filters</p>
     <div class="fields">
       <div class="input-field" style="flex: 1 1 100%;">
@@ -66,10 +78,15 @@
         <button type="button" id="add-menu-item">+ Add menu item</button>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="menu">Save</button>
   </fieldset>
+</form>
+
 <!-- Footer Section -->
-      <fieldset>
+<form id="footer-form" autocomplete="off">
+  <fieldset id="footer-section">
     <h2>Footer</h2>
+    <p class="section-status"></p>
     <p>Set your copyright informations and legal link name</p>
     <div class="fields">
       <div class="input-field">
@@ -78,13 +95,18 @@
       </div>
       <div class="input-field">
         <label>Legal Label</label>
-            <input type="text" name="footer.legal_label" re>
+        <input type="text" name="footer.legal_label" required>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="footer">Save</button>
   </fieldset>
+</form>
+
 <!-- Legals Section -->
-      <fieldset>
+<form id="legals-form" autocomplete="off">
+  <fieldset id="legals-section">
     <h2>Legals</h2>
+    <p class="section-status"></p>
     <p>Set your legal informations</p>
     <div class="fields">
       <div class="input-field">
@@ -105,15 +127,20 @@
         <button type="button" id="add-ip-paragraph">+ Add paragraph</button>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="legals">Save</button>
   </fieldset>
+</form>
+
 <!-- Build Section -->
-      <fieldset>
+<form id="build-form" autocomplete="off">
+  <fieldset id="build-section">
     <h2>Build</h2>
+    <p class="section-status"></p>
     <p>Select a theme from the dropdown menu or add your custom theme folder</p>
     <div class="fields">
       <div class="input-field">
         <label>Theme</label>
-            <select name="build.theme" id="theme-select" required></select>
+        <select name="build.theme" id="theme-select"></select>
         <button type="button" id="remove-theme-btn" class="remove-btn up-btn danger">🗑 Remove selected theme</button>
         <input type="file" id="theme-upload" webkitdirectory directory multiple style="display:none;">
         <button type="button" id="choose-theme-btn" class="up-btn">📂 Upload custom theme folder</button>
@@ -129,9 +156,11 @@
         </label>
       </div>
     </div>
+    <button type="submit" class="section-save-btn" data-section="build">Save</button>
   </fieldset>
-      <button type="submit">Save</button>
 </form>
+
+<!-- Stepper -->
 <div class="section">
   <h2>Steps</h2>
   <p>Follow the steps to generate your static gallery</p>
@@ -145,7 +174,6 @@
     <li><button id="stepper-build">Generate your static site!</button></li>
   </ul>
 </div>
-  </div>
 <!-- Delete thumbnail confirmation modal-->
 <div class="content-inner">
   <div id="delete-modal" class="modal" style="display:none;">

src/webui/style/style.css

@@ -7,7 +7,7 @@ body {
   flex-direction: column;
   min-height: 100vh;
   margin:0px;
-  width: 100vw;
+  min-width: 320px;
 }
 
 a {
@@ -236,11 +236,32 @@ h2 {
   cursor: pointer;
 }
 
+/* --- Filter Row --- */
+.filter-row label {
+  display: inline-block;
+  margin-right: 16px;
+  font-weight: bold;
+  cursor: pointer;
+}
+
+.filter-row input[type="radio"] {
+  accent-color: #55c3ec;
+  margin-right: 6px;
+}
+
 /* --- Gallery & Hero Grid --- */
 #gallery, #hero {
   display: grid;
   grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
   gap: 15px;
+  margin: 30px 0 0 0;
+}
+
+#hero-count-bottom, #gallery-count-bottom {
+  flex-basis: 100%;
+}
+
+.bottom-action-row {
   margin-top: 30px;
 }
 
@@ -316,6 +337,20 @@ h2 {
 .toast.success { background-color: #28a7468c; }
 .toast.error { background-color: #dc3545; }
 
+/* img fade in */
+
+.fade-in-img {
+  opacity: 0;
+  transform: scale(1.02);
+  transition: opacity 1.2s ease-out, transform 1.2s ease-out;
+  will-change: opacity, transform;
+}
+
+.fade-in-img.loaded {
+  opacity: 1;
+  transform: scale(1);
+}
+
 /* --- Tags --- */
 .tag-input {
   display: flex;
@@ -366,15 +401,18 @@ h2 {
   z-index: 999;
   display: none;
   box-shadow: 0 4px 8px rgba(0,0,0,0.15);
+  padding: 8px;
+  border-radius: 10px;
 }
 
 .tag-input ul.suggestions li {
-  padding: 6px 8px;
+  padding: 6px 10px;
   cursor: pointer;
 }
 
 .tag-input ul.suggestions li:hover {
   background-color: #007782;
+  border-radius: 7px;
 }
 
 .tags-display {
@@ -406,7 +444,9 @@ h2 {
   background-color: #007782;
   color: white;
   cursor: pointer;
+  border-radius: 7px;
 }
+
 .suggestions li {
   cursor: pointer;
 }
@@ -416,6 +456,14 @@ h2 {
   display: flex;
 }
 
+.modal-actions-row {
+  display: flex;
+  gap: 16px;
+  flex-wrap: wrap;
+  justify-content: center; /* Center horizontally */
+  align-items: center;     /* Center vertically */
+}
+
 .flex-column {
   flex-direction: column;
 }
@@ -521,18 +569,23 @@ h2 {
   align-items: center;
   gap: 16px;
   margin-bottom: 10px;
+  flex-wrap: wrap;
 }
 
 /* --- Remove All Buttons --- */
-#remove-all-hero, #remove-all-gallery {
+#remove-all-hero, #remove-all-gallery, .bottom-remove-btn {
   background: #2d2d2d;
   color: white;
   display: none;
   margin-bottom: 6px;
 }
 
+.bottom-remove-btn {
+  display: inherit;
+}
+
 #remove-all-gallery:hover,
-#remove-all-hero:hover {
+#remove-all-hero:hover, .bottom-remove-btn:hover {
   background: rgb(121, 26, 19);
 }
 
@@ -541,6 +594,7 @@ h2 {
     flex-direction: column;
     align-items: stretch;
     gap: 8px;
+    flex-wrap: wrap;
   }
 }
 
@@ -588,9 +642,9 @@ label {
   letter-spacing: 0.5px;
 }
 
-#site-info-form input, #theme-editor-form input,
-#site-info-form textarea, #theme-editor-form textarea,
-#site-info-form select, #theme-editor-form select {
+form input,
+form textarea,
+form select {
   background: #1f2223;
   color: #fff;
   border: 1px solid #585858;
@@ -612,27 +666,24 @@ label {
   gap: 0 18px;
 }
 
+.theme-info {
+  margin-bottom: 25px;
+}
 
-
-#site-info-form input::placeholder,
-#theme-editor-form input::placeholder,
-#site-info-form textarea::placeholder,
-#theme-editor-form textarea::placeholder {
+form input::placeholder,
+form textarea::placeholder {
   color: #585858;
   font-style: italic;
 }
 
-#site-info-form input:focus,
-#theme-editor-form input:focus,
-#site-info-form textarea:focus,
-#theme-editor-form textarea:focus,
-#site-info-form select:focus,
-#theme-editor-form select:focus {
+form input:focus,
+form textarea:focus,
+form select:focus {
   border-color: #585858;
   background: #161616;
 }
-#site-info-form textarea,
-#theme-editor-form textarea {
+
+form textarea {
   min-height: 60px;
   resize: vertical;
 }
@@ -651,7 +702,7 @@ img#thumbnail-preview {
   border: 1px solid #585858;
 }
 
-#site-info-form button[type="submit"], #theme-editor-form button[type="submit"] {
+form button[type="submit"] {
   background: linear-gradient(135deg, #26c4ff, #016074);
   color: #fff;
   font-weight: 700;
@@ -659,17 +710,18 @@ img#thumbnail-preview {
   border-radius: 30px;
   padding: 12px 32px;
   font-size: 1.1em;
-  margin: 0 0 45px 0;
+  margin: 16px 0 0 0;
   cursor: pointer;
   box-shadow: 0 4px 16px rgba(38,196,255,0.15);
   transition: background 0.2s;
+  display: block;
 }
 
-#site-info-form button[type="submit"]:hover,  #theme-editor-form button[type="submit"]:hover {
+form button[type="submit"]:hover {
   background: linear-gradient(135deg, #72d9ff, #26657e);
 }
 
-#site-info-form button[type="button"], #theme-editor-form button[type="button"] {
+form button[type="button"] {
   background: #00000000;
   color: #fff;
   border: none;
@@ -682,34 +734,36 @@ img#thumbnail-preview {
   border: 1px solid #585858;
 }
 
-#site-info-form button[type="button"]:hover, #theme-editor-form button[type="button"]:hover {
+form button[type="button"]:hover{
   background: #2d2d2d;
   color: #fff;
 }
 
 
-#site-info-form button.remove-menu-item, #site-info-form button.remove-ip-paragraph, #theme-editor-form button.remove-menu-item, #theme-editor-form button.remove-ip-paragraph {
+form button.remove-menu-item,
+form button.remove-ip-paragraph {
   margin-top: 0px;
   margin-bottom: 4px;
   border-radius: 30px;
   background: #2d2d2d;
 }
 
-#site-info-form button.remove-menu-item:hover, #site-info-form button.remove-ip-paragraph:hover, #theme-editor-form button.remove-menu-item:hover, #theme-editor-form button.remove-ip-paragraph:hover {
+form button.remove-menu-item:hover,
+form button.remove-ip-paragraph:hover {
   background: rgb(121, 26, 19);
 }
 
-#site-info-form button.remove-btn, #theme-editor-form button.remove-btn {
+form button.remove-btn {
 
   border-radius: 30px;
   background: #2d2d2d;
 }
 
-#site-info-form button.remove-btn:hover, #theme-editor-form button.remove-btn:hover {
+form button.remove-btn:hover {
   background: rgb(121, 26, 19);
 }
 
-#site-info-form .thumbnail-form-label, #theme-editor-form .thumbnail-form-label {
+form .thumbnail-form-label {
   margin-top: 10px;
 }
 
@@ -771,6 +825,10 @@ fieldset p, .section p {
   margin-top: 16px;
 }
 
+.section-status {
+  font-style: normal;
+}
+
 /* --- Stepper --- */
 
 #stepper {
@@ -905,6 +963,7 @@ justify-content: center;
 
 #footer a {
   color: #fff;
+  margin: auto;
 }
 
 .footer-credit .lum-first::before {
@@ -920,6 +979,7 @@ justify-content: center;
     width: 16px;
     height: 16px;
     display: flex;
+    margin: auto;
 }
 
 .icon-text {
@@ -994,12 +1054,12 @@ justify-content: center;
     flex-direction: column;
   }
 
-  #stepper {
-    flex-direction: column;
+  form button[type="button"], form button[type="submit"],   #stepper li {
+    width: 100%;
   }
 
-  #stepper li {
-    width: 100%;
+  #stepper {
+    flex-direction: column;
   }
 
   .footer-container, .footer-links {
@@ -1020,14 +1080,16 @@ justify-content: center;
     /* Hide the default arrow */
     color: transparent;
   }
-  #site-info-form, #theme-editor-form {
-    padding: 18px 8px;
-  }
+
   .input-field {
     min-width: 100%;
     margin-bottom: 12px;
   }
 
+  #site-info-form button[type="submit"], #theme-editor-form button[type="submit"] {
+    width: 100%;
+  }
+
   #color-picker .input-field{
     min-width: 170px;
   }

src/webui/template/base.html

@@ -48,7 +48,10 @@
                         <span id="build-success-modal-close" class="modal-close">&times;</span>
                         <h3>✅ Build completed!</h3>
                         <p>Your files are available in the output folder.</p>
-                        <button id="download-zip-btn" class="modal-btn">Download ZIP</button>
+                        <div class="modal-actions-row">
+                            <button id="preview-site-btn" class="modal-btn" data-preview-port="{{ preview_port }}">🔎 Preview Site</button>
+                            <button id="download-zip-btn" class="modal-btn">📦 Download ZIP</button>
+                        </div>
                         <div id="zip-loader" style="display:none;">Creating ZIP...</div>
                     </div>
                 </div>
@@ -65,7 +68,7 @@
                         </div>
                         <div class="footer-links">
                             <a class="footer-link documentation" href="https://lumeex.djeex.fr"><span class="icon"><img src="/img/favicon.svg"></span><span class="icon-text">Documentation</span></a>
-                            <a class="footer-link gitea" href="https://gitea.com/Djeex/lumeex"><span class="icon"><img src="/img/gitea.svg"></span><span class="icon-text">Giteex</span></a>
+                            <a class="footer-link gitea" href="https://git.djeex.fr/Djeex/lumeex"><span class="icon"><img src="/img/gitea.svg"></span><span class="icon-text">Giteex</span></a>
                             <a class="footer-link github" href="https://github.com/Djeex/lumeex"><span class="icon"><img src="/img/github.svg"></span><span class="icon-text">Github</span></a>
                         </div>
                     </div>

src/webui/theme-editor/index.html

@@ -9,116 +9,133 @@
 <div class="theme-info">
   <strong>Current theme:</strong> <span id="current-theme"></span>
 </div>
-    <form id="theme-editor-form">
+<div id="theme-editor-form">
   <!-- Colors Section -->
+  <form id="colors-form" autocomplete="off">
     <fieldset id="color-picker">
       <h2>Colors</h2>
+      <p class="section-status"></p>
       <p>Set the color values for your theme</p>
       <div class="fields">
-          <!-- Example for one color field, repeat for all -->
         <div class="input-field">
           <label>Primary</label>
           <div class="fields color-fields">
             <button type="button" id="color-primary-btn" class="color-btn"></button>
-              <input type="color" name="colors.primary" id="color-primary" class="color-input">
-              <input type="text" name="colors.primary_text" id="color-primary-text" style="width:100px;">
+            <input type="color" name="colors.primary" id="color-primary" class="color-input" required>
+            <input type="text" name="colors.primary_text" id="color-primary-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Primary Dark</label>
           <div class="fields color-fields">
             <button type="button" id="color-primary-dark-btn" class="color-btn"></button>
-              <input type="color" name="colors.primary_dark" id="color-primary-dark" class="color-input">
-              <input type="text" name="colors.primary_dark_text" id="color-primary-dark-text" style="width:100px;">
+            <input type="color" name="colors.primary_dark" id="color-primary-dark" class="color-input" required>
+            <input type="text" name="colors.primary_dark_text" id="color-primary-dark-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Secondary</label>
           <div class="fields color-fields">
             <button type="button" id="color-secondary-btn" class="color-btn"></button>
-              <input type="color" name="colors.secondary" id="color-secondary" class="color-input">
-              <input type="text" name="colors.secondary_text" id="color-secondary-text" style="width:100px;">
+            <input type="color" name="colors.secondary" id="color-secondary" class="color-input" required>
+            <input type="text" name="colors.secondary_text" id="color-secondary-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Accent</label>
           <div class="fields color-fields">
             <button type="button" id="color-accent-btn" class="color-btn"></button>
-              <input type="color" name="colors.accent" id="color-accent" class="color-input">
-              <input type="text" name="colors.accent_text" id="color-accent-text" style="width:100px;">
+            <input type="color" name="colors.accent" id="color-accent" class="color-input" required>
+            <input type="text" name="colors.accent_text" id="color-accent-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Text Dark</label>
           <div class="fields color-fields">
             <button type="button" id="color-text-dark-btn" class="color-btn"></button>
-              <input type="color" name="colors.text_dark" id="color-text-dark" class="color-input">
-              <input type="text" name="colors.text_dark_text" id="color-text-dark-text" style="width:100px;">
+            <input type="color" name="colors.text_dark" id="color-text-dark" class="color-input" required>
+            <input type="text" name="colors.text_dark_text" id="color-text-dark-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Background</label>
           <div class="fields color-fields">
             <button type="button" id="color-background-btn" class="color-btn"></button>
-              <input type="color" name="colors.background" id="color-background" class="color-input">
-              <input type="text" name="colors.background_text" id="color-background-text" style="width:100px;">
+            <input type="color" name="colors.background" id="color-background" class="color-input" required>
+            <input type="text" name="colors.background_text" id="color-background-text" style="width:100px;" required>
           </div>
         </div>
         <div class="input-field">
           <label>Browser Color</label>
           <div class="fields color-fields">
             <button type="button" id="color-browser-color-btn" class="color-btn"></button>
-              <input type="color" name="colors.browser_color" id="color-browser-color" class="color-input">
-              <input type="text" name="colors.browser_color_text" id="color-browser-color-text" style="width:100px;">
+            <input type="color" name="colors.browser_color" id="color-browser-color" class="color-input" required>
+            <input type="text" name="colors.browser_color_text" id="color-browser-color-text" style="width:100px;" required>
           </div>
         </div>
       </div>
+      <button type="submit" class="section-save-btn" data-section="colors">Save</button>
     </fieldset>
+  </form>
   <!-- Google Fonts Section -->
+  <form id="google-fonts-form" autocomplete="off">
     <fieldset>
       <h2>Google Fonts</h2>
+      <p class="section-status"></p>
       <p>Add Google Fonts to your theme</p>
       <div class="fields" id="google-fonts-fields">
         <!-- JS will render font family and weights inputs here -->
       </div>
       <button type="button" id="add-google-font">Add Google Font</button>
+      <button type="submit" class="section-save-btn" data-section="google-fonts">Save</button>
     </fieldset>
+  </form>
   <!-- Custom Font Upload Section -->
+  <form id="font-upload-form" autocomplete="off">
     <fieldset>
       <h2>Upload Custom Font</h2>
+      <p class="section-status"></p>
       <p>Supported formats: .woff, .woff2</p>
       <input type="file" id="font-upload" accept=".woff,.woff2" style="display:none;">
       <div id="local-fonts-list" class="font-list"></div>
       <button type="button" id="choose-font-btn" class="up-btn">🖋️ Upload font</button>
+      <!-- Save button not needed for upload-only section -->
     </fieldset>
+  </form>
   <!-- Fonts Section -->
+  <form id="fonts-form" autocomplete="off">
     <fieldset>
       <h2>Fonts</h2>
+      <p class="section-status"></p>
       <p>Select where to apply your fonts</p>
       <div class="fields">
         <div class="input-field">
           <label>Primary Font</label>
-            <select name="fonts.primary.name" id="font-primary"></select>
+          <select name="fonts.primary.name" id="font-primary" required></select>
           <label>Fallback</label>
-            <select name="fonts.primary.fallback" id="font-primary-fallback">
+          <select name="fonts.primary.fallback" id="font-primary-fallback" required>
             <option value="sans-serif">sans-serif</option>
             <option value="serif">serif</option>
           </select>
         </div>
         <div class="input-field">
           <label>Secondary Font</label>
-            <select name="fonts.secondary.name" id="font-secondary"></select>
+          <select name="fonts.secondary.name" id="font-secondary" required></select>
           <label>Fallback</label>
-            <select name="fonts.secondary.fallback" id="font-secondary-fallback">
+          <select name="fonts.secondary.fallback" id="font-secondary-fallback" required>
             <option value="sans-serif">sans-serif</option>
             <option value="serif">serif</option>
           </select>
         </div>
       </div>
+      <button type="submit" class="section-save-btn" data-section="fonts">Save</button>
     </fieldset>
+  </form>
   <!-- Favicon Section -->
+  <form id="favicon-form" autocomplete="off">
     <fieldset>
       <h2>Favicon</h2>
+      <p class="section-status"></p>
       <p>Supported formats: .png, .jpg, .jpeg</p>
       <div class="fields">
         <div class="input-field">
@@ -132,9 +149,11 @@
           </div>
         </div>
       </div>
+      <button type="submit" class="section-save-btn" data-section="favicon">Save</button>
     </fieldset>
-      <button type="submit">Save Theme</button>
   </form>
+</div>
+<!-- Stepper -->
 <div class="section">
   <h2>Steps</h2>
   <p>Follow the steps to generate your static gallery</p>
@@ -148,8 +167,6 @@
     <li><button id="stepper-build">Generate your static site!</button></li>
   </ul>
 </div>
-  </div>
-  </div>
 <!-- Delete confirmation modal for favicon -->
 <div id="delete-favicon-modal" class="modal" style="display:none;">
   <div class="modal-content">

tests/conftest.py

@@ -0,0 +1,86 @@
+from pathlib import Path
+
+import pytest
+from PIL import Image
+
+REPO_ROOT = Path(__file__).resolve().parent.parent
+DEMO_ROOT = REPO_ROOT / "demo" / "config"
+
+
+@pytest.fixture
+def repo_root():
+    return REPO_ROOT
+
+
+@pytest.fixture
+def demo_root():
+    return DEMO_ROOT
+
+
+@pytest.fixture
+def make_image():
+    """Factory that writes a small real image to disk and returns its path."""
+
+    def _make(path: Path, size=(64, 48), color=(200, 100, 50), fmt="JPEG", **save_kwargs):
+        path.parent.mkdir(parents=True, exist_ok=True)
+        Image.new("RGB", size, color).save(path, fmt, **save_kwargs)
+        return path
+
+    return _make
+
+
+@pytest.fixture
+def app_env(tmp_path, monkeypatch, make_image):
+    """
+    Isolate the Flask webui from the real repo filesystem.
+
+    webui.py resolves most config paths from `Path(__file__).resolve().parents[3]`
+    (recomputed inline in most routes) or from module-level globals computed once
+    at import time (PHOTOS_DIR, SITE_YAML). We patch `__file__` so inline lookups
+    land in a throwaway tmp_path repo skeleton, patch the two import-time globals
+    directly, and chdir so the plain-relative paths used by gallery_builder
+    (GALLERY_YAML, GALLERY_DIR, HERO_DIR) resolve there too.
+    """
+    import src.py.webui.webui as webui
+
+    root = tmp_path
+    (root / "config" / "photos" / "gallery").mkdir(parents=True)
+    (root / "config" / "photos" / "hero").mkdir(parents=True)
+
+    theme_dir = root / "config" / "themes" / "modern"
+    theme_dir.mkdir(parents=True)
+    (theme_dir / "theme.yaml").write_text(
+        "colors:\n  browser_color: '#ffffff'\n"
+        "favicon:\n  path: favicon.png\n"
+        "google_fonts: []\n",
+        encoding="utf-8",
+    )
+    make_image(theme_dir / "favicon.png", size=(32, 32), fmt="PNG")
+
+    (root / "config" / "gallery.yaml").write_text(
+        "hero:\n  images: []\ngallery:\n  images: []\n", encoding="utf-8"
+    )
+    (root / "config" / "site.yaml").write_text(
+        "info:\n  title: Test\n  canonical: https://example.com\n"
+        "social:\n  thumbnail: ''\n",
+        encoding="utf-8",
+    )
+
+    fake_module_file = root / "src" / "py" / "webui" / "webui.py"
+    fake_module_file.parent.mkdir(parents=True, exist_ok=True)
+
+    monkeypatch.chdir(root)
+    monkeypatch.setattr(webui, "__file__", str(fake_module_file))
+    monkeypatch.setattr(webui, "PHOTOS_DIR", root / "config" / "photos")
+    monkeypatch.setattr(webui, "SITE_YAML", root / "config" / "site.yaml")
+    webui.app.config["PHOTOS_DIR"] = root / "config" / "photos"
+    webui.app.config["TESTING"] = True
+
+    return root
+
+
+@pytest.fixture
+def client(app_env):
+    import src.py.webui.webui as webui
+
+    return webui.app.test_client()

tests/test_builder_utils.py

@@ -0,0 +1,93 @@
+from pathlib import Path
+
+from src.py.builder import utils
+
+
+def test_load_yaml_missing_file_returns_empty_dict(tmp_path, caplog):
+    result = utils.load_yaml(tmp_path / "missing.yaml")
+    assert result == {}
+
+
+def test_load_yaml_parses_existing_file(tmp_path):
+    path = tmp_path / "data.yaml"
+    path.write_text("foo: bar\nnum: 1\n", encoding="utf-8")
+    assert utils.load_yaml(path) == {"foo": "bar", "num": 1}
+
+
+def test_load_theme_config_success(tmp_path):
+    themes_dir = tmp_path / "themes"
+    theme_dir = themes_dir / "modern"
+    theme_dir.mkdir(parents=True)
+    (theme_dir / "theme.yaml").write_text("colors:\n  primary: '#000'\n", encoding="utf-8")
+
+    theme_vars, returned_dir = utils.load_theme_config("modern", themes_dir)
+
+    assert theme_vars == {"colors": {"primary": "#000"}}
+    assert returned_dir == theme_dir
+
+
+def test_load_theme_config_missing_raises(tmp_path):
+    themes_dir = tmp_path / "themes"
+    try:
+        utils.load_theme_config("missing", themes_dir)
+        assert False, "expected FileNotFoundError"
+    except FileNotFoundError:
+        pass
+
+
+def test_clear_dir_creates_missing_dir(tmp_path):
+    target = tmp_path / "out"
+    utils.clear_dir(target)
+    assert target.is_dir()
+    assert list(target.iterdir()) == []
+
+
+def test_clear_dir_removes_existing_content(tmp_path):
+    target = tmp_path / "out"
+    target.mkdir()
+    (target / "file.txt").write_text("x", encoding="utf-8")
+    sub = target / "sub"
+    sub.mkdir()
+    (sub / "nested.txt").write_text("y", encoding="utf-8")
+
+    utils.clear_dir(target)
+
+    assert target.is_dir()
+    assert list(target.iterdir()) == []
+
+
+def test_ensure_dir_creates_and_clears(tmp_path):
+    target = tmp_path / "out"
+    utils.ensure_dir(target)
+    assert target.is_dir()
+
+    (target / "stale.txt").write_text("x", encoding="utf-8")
+    utils.ensure_dir(target)
+    assert list(target.iterdir()) == []
+
+
+def test_copy_assets_copies_existing_folders(tmp_path):
+    js_dir = tmp_path / "js"
+    style_dir = tmp_path / "style"
+    build_dir = tmp_path / "output"
+    js_dir.mkdir()
+    style_dir.mkdir()
+    (js_dir / "app.js").write_text("console.log(1)", encoding="utf-8")
+    (style_dir / "style.css").write_text("body{}", encoding="utf-8")
+
+    utils.copy_assets(js_dir, style_dir, build_dir)
+
+    assert (build_dir / "js" / "app.js").exists()
+    assert (build_dir / "style" / "style.css").exists()
+
+
+def test_copy_assets_skips_missing_folder(tmp_path, caplog):
+    js_dir = tmp_path / "missing_js"
+    style_dir = tmp_path / "style"
+    style_dir.mkdir()
+    build_dir = tmp_path / "output"
+
+    utils.copy_assets(js_dir, style_dir, build_dir)
+
+    assert not (build_dir / "missing_js").exists()
+    assert (build_dir / "style").exists()

tests/test_css_generator.py

@@ -0,0 +1,68 @@
+from src.py.builder import css_generator as cg
+
+
+def test_generate_css_variables(tmp_path):
+    output_path = tmp_path / "style" / "colors.css"
+    cg.generate_css_variables({"primary_dark": "#005384", "accent": "#FFC700"}, output_path)
+
+    content = output_path.read_text(encoding="utf-8")
+    assert ":root {" in content
+    assert "--color-primary-dark: #005384;" in content
+    assert "--color-accent: #FFC700;" in content
+
+
+def test_generate_fonts_css_with_font_files_and_config(tmp_path):
+    fonts_dir = tmp_path / "theme" / "fonts"
+    fonts_dir.mkdir(parents=True)
+    (fonts_dir / "trixie.woff2").write_bytes(b"fake-woff2")
+    (fonts_dir / "trixie.woff").write_bytes(b"fake-woff")
+    (fonts_dir / "readme.txt").write_text("skip me", encoding="utf-8")
+
+    output_path = tmp_path / "build" / "style" / "fonts.css"
+    fonts_cfg = {
+        "primary": {"name": "Lato", "fallback": "sans-serif"},
+        "secondary": {"name": "Trixie", "fallback": "monospace"},
+    }
+
+    preload_links = cg.generate_fonts_css(fonts_dir, output_path, fonts_cfg=fonts_cfg)
+
+    content = output_path.read_text(encoding="utf-8")
+    assert "@font-face {" in content
+    assert "font-family: 'trixie';" in content
+    assert "--font-primary: 'Lato', sans-serif;" in content
+    assert "--font-secondary: 'Trixie', monospace;" in content
+
+    assert (tmp_path / "build" / "fonts" / "trixie.woff2").exists()
+    assert (tmp_path / "build" / "fonts" / "trixie.woff").exists()
+    assert len(preload_links) == 2
+    assert any("trixie.woff2" in link for link in preload_links)
+
+
+def test_generate_fonts_css_with_no_fonts(tmp_path):
+    fonts_dir = tmp_path / "empty_fonts"
+    fonts_dir.mkdir()
+    output_path = tmp_path / "build" / "fonts.css"
+
+    preload_links = cg.generate_fonts_css(fonts_dir, output_path)
+
+    assert preload_links == []
+    assert output_path.exists()
+
+
+def test_generate_google_fonts_link_empty():
+    assert cg.generate_google_fonts_link([]) == ""
+    assert cg.generate_google_fonts_link(None) == ""
+
+
+def test_generate_google_fonts_link_with_weights():
+    fonts = [
+        {"family": "Lato", "weights": ["200", "400", "700"]},
+        {"family": "Open Sans"},
+    ]
+
+    link = cg.generate_google_fonts_link(fonts)
+
+    assert "family=Lato:wght@200;400;700" in link
+    assert "family=Open+Sans" in link
+    assert link.startswith('<link href="https://fonts.googleapis.com/css2?')
+    assert link.endswith('&display=swap" rel="stylesheet">')

tests/test_gallery_builder.py

@@ -0,0 +1,113 @@
+import yaml
+
+from src.py.builder import gallery_builder as gb
+
+
+def _setup_repo(tmp_path, monkeypatch):
+    (tmp_path / "config" / "photos" / "gallery").mkdir(parents=True)
+    (tmp_path / "config" / "photos" / "hero").mkdir(parents=True)
+    monkeypatch.chdir(tmp_path)
+
+
+def test_load_yaml_missing_file(tmp_path, monkeypatch):
+    _setup_repo(tmp_path, monkeypatch)
+    assert gb.load_yaml("config/gallery.yaml") == {}
+
+
+def test_load_yaml_and_save_yaml_roundtrip(tmp_path, monkeypatch):
+    _setup_repo(tmp_path, monkeypatch)
+    data = {"gallery": {"images": [{"src": "gallery/a.jpg", "tags": ["x"]}]}}
+    gb.save_yaml(data, "config/gallery.yaml")
+
+    loaded = gb.load_yaml("config/gallery.yaml")
+    assert loaded == data
+
+
+def test_get_all_image_paths_filters_and_sorts(tmp_path, monkeypatch, make_image):
+    _setup_repo(tmp_path, monkeypatch)
+    gallery_dir = tmp_path / "config" / "photos" / "gallery"
+    make_image(gallery_dir / "b.jpg")
+    make_image(gallery_dir / "a.png", fmt="PNG")
+    (gallery_dir / "notes.txt").write_text("ignore me", encoding="utf-8")
+
+    paths = gb.get_all_image_paths(gallery_dir)
+
+    assert paths == ["gallery/a.png", "gallery/b.jpg"]
+
+
+def test_update_gallery_adds_new_and_removes_deleted(tmp_path, monkeypatch, make_image, capsys):
+    _setup_repo(tmp_path, monkeypatch)
+    gallery_dir = tmp_path / "config" / "photos" / "gallery"
+    make_image(gallery_dir / "kept.jpg")
+    make_image(gallery_dir / "new.jpg")
+
+    gb.save_yaml(
+        {
+            "gallery": {
+                "images": [
+                    {"src": "gallery/kept.jpg", "tags": ["portrait"]},
+                    {"src": "gallery/gone.jpg", "tags": ["stale"]},
+                ]
+            }
+        },
+        gb.GALLERY_YAML,
+    )
+
+    gb.update_gallery()
+
+    result = gb.load_yaml(gb.GALLERY_YAML)
+    images = {img["src"]: img for img in result["gallery"]["images"]}
+    assert set(images) == {"gallery/kept.jpg", "gallery/new.jpg"}
+    assert images["gallery/kept.jpg"]["tags"] == ["portrait"]
+    assert images["gallery/new.jpg"]["tags"] == []
+
+
+def test_update_gallery_no_changes(tmp_path, monkeypatch, make_image, capsys):
+    _setup_repo(tmp_path, monkeypatch)
+    gallery_dir = tmp_path / "config" / "photos" / "gallery"
+    make_image(gallery_dir / "only.jpg")
+    gb.save_yaml(
+        {"gallery": {"images": [{"src": "gallery/only.jpg", "tags": []}]}},
+        gb.GALLERY_YAML,
+    )
+
+    gb.update_gallery()
+
+    out = capsys.readouterr().out
+    assert "No changes to gallery.yaml (gallery)" in out
+
+
+def test_update_hero_adds_new_and_removes_deleted(tmp_path, monkeypatch, make_image):
+    _setup_repo(tmp_path, monkeypatch)
+    hero_dir = tmp_path / "config" / "photos" / "hero"
+    make_image(hero_dir / "kept.jpg")
+    make_image(hero_dir / "new.jpg")
+
+    gb.save_yaml(
+        {
+            "hero": {
+                "images": [
+                    {"src": "hero/kept.jpg"},
+                    {"src": "hero/gone.jpg"},
+                ]
+            }
+        },
+        gb.GALLERY_YAML,
+    )
+
+    gb.update_hero()
+
+    result = gb.load_yaml(gb.GALLERY_YAML)
+    srcs = {img["src"] for img in result["hero"]["images"]}
+    assert srcs == {"hero/kept.jpg", "hero/new.jpg"}
+
+
+def test_update_gallery_on_empty_yaml_initializes_section(tmp_path, monkeypatch, make_image):
+    _setup_repo(tmp_path, monkeypatch)
+    gallery_dir = tmp_path / "config" / "photos" / "gallery"
+    make_image(gallery_dir / "only.jpg")
+
+    gb.update_gallery()
+
+    result = gb.load_yaml(gb.GALLERY_YAML)
+    assert result["gallery"]["images"][0]["src"] == "gallery/only.jpg"

tests/test_html_generator.py

@@ -0,0 +1,67 @@
+import json
+
+from src.py.builder import html_generator as hg
+
+
+def test_render_template_replaces_placeholders(tmp_path):
+    template = tmp_path / "t.html"
+    template.write_text("<h1>{{ title }}</h1><p>{{ missing }}</p>", encoding="utf-8")
+
+    result = hg.render_template(template, {"title": "Hello", "missing": None})
+
+    assert result == "<h1>Hello</h1><p></p>"
+
+
+def test_render_template_leaves_unknown_placeholders(tmp_path):
+    template = tmp_path / "t.html"
+    template.write_text("<h1>{{ title }}</h1>", encoding="utf-8")
+
+    result = hg.render_template(template, {})
+
+    assert result == "<h1>{{ title }}</h1>"
+
+
+def test_render_gallery_images_with_and_without_tags():
+    images = [
+        {"src": "gallery/a.jpg", "tags": ["nature", "sky"], "alt": "A photo"},
+        {"src": "gallery/b.jpg"},
+    ]
+
+    html = hg.render_gallery_images(images)
+
+    assert 'data-tags="nature sky"' in html
+    assert '<span class="tag">#nature</span>' in html
+    assert '<span class="tag">#sky</span>' in html
+    assert 'data-src="/img/gallery/a.jpg"' in html
+    assert 'alt="A photo"' in html
+    assert 'data-tags=""' in html
+    assert 'data-src="/img/gallery/b.jpg"' in html
+    assert 'alt=""' in html
+
+
+def test_generate_gallery_json_from_images(tmp_path):
+    images = [{"src": "hero/a.jpg"}, {"src": "hero/b.jpg"}]
+
+    hg.generate_gallery_json_from_images(images, tmp_path)
+
+    output_path = tmp_path / "data" / "gallery.json"
+    assert json.loads(output_path.read_text(encoding="utf-8")) == ["hero/a.jpg", "hero/b.jpg"]
+
+
+def test_generate_robots_txt(tmp_path):
+    hg.generate_robots_txt("https://example.com/", ["/", "legals"], tmp_path)
+
+    content = (tmp_path / "robots.txt").read_text(encoding="utf-8")
+    assert "Disallow: /" in content
+    assert "Allow: /" in content
+    assert "Allow: /legals" in content
+    assert "Sitemap: https://example.com/sitemap.xml" in content
+
+
+def test_generate_sitemap_xml(tmp_path):
+    hg.generate_sitemap_xml("https://example.com", ["/", "/legals/"], tmp_path)
+
+    content = (tmp_path / "sitemap.xml").read_text(encoding="utf-8")
+    assert "<loc>https://example.com/</loc>" in content
+    assert "<loc>https://example.com/legals/</loc>" in content
+    assert content.startswith('<?xml version="1.0" encoding="UTF-8"?>')

tests/test_image_processor.py

@@ -0,0 +1,134 @@
+from pathlib import Path
+
+from PIL import Image
+
+from src.py.builder import image_processor as ip
+
+
+def test_convert_and_resize_image_missing_input_logs_and_skips(tmp_path):
+    output_path = tmp_path / "out.webp"
+    ip.convert_and_resize_image(tmp_path / "missing.jpg", output_path)
+    assert not output_path.exists()
+
+
+def test_convert_and_resize_image_resizes_down(tmp_path, make_image):
+    input_path = make_image(tmp_path / "in.jpg", size=(2000, 1000))
+    output_path = tmp_path / "out.webp"
+
+    ip.convert_and_resize_image(input_path, output_path, resize=True, max_width=1000)
+
+    actual_output = output_path if output_path.exists() else output_path.with_suffix(".jpg")
+    assert actual_output.exists()
+    with Image.open(actual_output) as img:
+        assert img.width == 1000
+        assert img.height == 500
+
+
+def test_convert_and_resize_image_no_resize_keeps_dimensions(tmp_path, make_image):
+    input_path = make_image(tmp_path / "in.jpg", size=(500, 300))
+    output_path = tmp_path / "out.webp"
+
+    ip.convert_and_resize_image(input_path, output_path, resize=False)
+
+    actual_output = output_path if output_path.exists() else output_path.with_suffix(".jpg")
+    with Image.open(actual_output) as img:
+        assert img.size == (500, 300)
+
+
+def test_convert_and_resize_image_preserves_icc_profile(tmp_path):
+    input_path = tmp_path / "in.jpg"
+    icc_bytes = b"fake-icc-profile-bytes"
+    Image.new("RGB", (100, 80), (10, 20, 30)).save(input_path, "JPEG", icc_profile=icc_bytes)
+    output_path = tmp_path / "out.webp"
+
+    ip.convert_and_resize_image(input_path, output_path, resize=False)
+
+    actual_output = output_path if output_path.exists() else output_path.with_suffix(".jpg")
+    with Image.open(actual_output) as img:
+        assert img.info.get("icc_profile") == icc_bytes
+
+
+def test_process_images_updates_src_to_processed_extension(tmp_path, make_image):
+    img_dir = tmp_path / "photos"
+    build_dir = tmp_path / "output"
+    make_image(img_dir / "gallery" / "a.jpg", size=(200, 200))
+    images = [{"src": "gallery/a.jpg", "tags": []}]
+
+    ip.process_images(images, resize_images=True, img_dir=img_dir, build_dir=build_dir)
+
+    assert images[0]["src"] in ("gallery/a.webp", "gallery/a.jpg")
+    produced = build_dir / "img" / images[0]["src"]
+    assert produced.exists()
+
+
+def test_copy_original_images_copies_existing_and_skips_missing(tmp_path, make_image, caplog):
+    img_dir = tmp_path / "photos"
+    build_dir = tmp_path / "output"
+    make_image(img_dir / "gallery" / "present.jpg")
+    images = [{"src": "gallery/present.jpg"}, {"src": "gallery/absent.jpg"}]
+
+    ip.copy_original_images(images, img_dir, build_dir)
+
+    assert (build_dir / "img" / "gallery" / "present.jpg").exists()
+    assert not (build_dir / "img" / "gallery" / "absent.jpg").exists()
+
+
+def test_get_favicon_path_missing_config_returns_none(tmp_path):
+    assert ip.get_favicon_path({}, tmp_path) is None
+
+
+def test_get_favicon_path_relative_and_absolute(tmp_path, make_image):
+    theme_dir = tmp_path / "theme"
+    icon_path = make_image(theme_dir / "favicon.png", fmt="PNG")
+
+    result = ip.get_favicon_path({"favicon": {"path": "favicon.png"}}, theme_dir)
+    assert result == icon_path
+
+    absolute_result = ip.get_favicon_path({"favicon": {"path": str(icon_path)}}, theme_dir)
+    assert absolute_result == icon_path
+
+
+def test_get_favicon_path_file_not_found(tmp_path):
+    result = ip.get_favicon_path({"favicon": {"path": "missing.png"}}, tmp_path)
+    assert result is None
+
+
+def test_generate_favicons_from_logo_creates_all_sizes(tmp_path, make_image):
+    theme_dir = tmp_path / "theme"
+    make_image(theme_dir / "favicon.png", size=(256, 256), fmt="PNG")
+    output_dir = tmp_path / "output" / "favicon"
+
+    ip.generate_favicons_from_logo({"favicon": {"path": "favicon.png"}}, theme_dir, output_dir)
+
+    expected = [
+        "favicon-32.png", "favicon-96.png", "favicon-128.png",
+        "favicon-192.png", "favicon-196.png", "favicon-152.png", "favicon-180.png",
+    ]
+    for name in expected:
+        assert (output_dir / name).exists()
+    with Image.open(output_dir / "favicon-32.png") as img:
+        assert img.size == (32, 32)
+
+
+def test_generate_favicons_from_logo_no_favicon_skips(tmp_path):
+    output_dir = tmp_path / "output" / "favicon"
+    ip.generate_favicons_from_logo({}, tmp_path, output_dir)
+    assert not output_dir.exists()
+
+
+def test_generate_favicon_ico_creates_file(tmp_path, make_image):
+    theme_dir = tmp_path / "theme"
+    make_image(theme_dir / "favicon.png", size=(64, 64), fmt="PNG")
+    output_path = tmp_path / "output" / "favicon.ico"
+
+    ip.generate_favicon_ico({"favicon": {"path": "favicon.png"}}, theme_dir, output_path)
+
+    assert output_path.exists()
+    with Image.open(output_path) as img:
+        assert img.format == "ICO"
+
+
+def test_generate_favicon_ico_no_favicon_skips(tmp_path):
+    output_path = tmp_path / "output" / "favicon.ico"
+    ip.generate_favicon_ico({}, tmp_path, output_path)
+    assert not output_path.exists()

tests/test_site_builder.py

@@ -0,0 +1,85 @@
+import yaml
+
+from src.py.builder import site_builder
+
+
+def test_build_end_to_end_with_demo_content(tmp_path, monkeypatch, demo_root):
+    output_dir = tmp_path / "output"
+    monkeypatch.setattr(site_builder, "BUILD_DIR", output_dir)
+    monkeypatch.setattr(site_builder, "GALLERY_FILE", demo_root / "gallery.yaml")
+    monkeypatch.setattr(site_builder, "SITE_FILE", demo_root / "site.yaml")
+    monkeypatch.setattr(site_builder, "IMG_DIR", demo_root / "photos")
+    monkeypatch.setattr(site_builder, "THEMES_DIR", demo_root / "themes")
+
+    site_builder.build()
+
+    index_html = (output_dir / "index.html").read_text(encoding="utf-8")
+    assert "<h1>Lumeex</h1>" in index_html
+    assert "https://lumeex.djeex.fr/" in index_html
+    assert '<img class="fade-in-img lazyload"' in index_html
+
+    assert (output_dir / "legals" / "index.html").exists()
+    assert (output_dir / "robots.txt").exists()
+    assert (output_dir / "sitemap.xml").exists()
+    assert (output_dir / "data" / "gallery.json").exists()
+    assert (output_dir / "style" / "colors.css").exists()
+    assert (output_dir / "style" / "fonts.css").exists()
+    assert (output_dir / "style" / "theme.css").exists()
+    assert (output_dir / "favicon.ico").exists()
+    assert (output_dir / "img" / "favicon" / "favicon-192.png").exists()
+    assert (output_dir / "img" / "social").is_dir()
+    assert any((output_dir / "img" / "social").iterdir())
+
+    # convert_images=true in the demo config: originals become webp (or jpg fallback)
+    processed = list((output_dir / "img" / "gallery").glob("*"))
+    assert processed
+    assert all(p.suffix in (".webp", ".jpg") for p in processed)
+
+
+def test_build_without_image_conversion_copies_originals(tmp_path, monkeypatch, demo_root):
+    site_data = yaml.safe_load((demo_root / "site.yaml").read_text(encoding="utf-8"))
+    site_data["build"]["convert_images"] = False
+    site_data["build"]["resize_images"] = False
+    site_file = tmp_path / "site.yaml"
+    site_file.write_text(yaml.dump(site_data), encoding="utf-8")
+
+    output_dir = tmp_path / "output"
+    monkeypatch.setattr(site_builder, "BUILD_DIR", output_dir)
+    monkeypatch.setattr(site_builder, "GALLERY_FILE", demo_root / "gallery.yaml")
+    monkeypatch.setattr(site_builder, "SITE_FILE", site_file)
+    monkeypatch.setattr(site_builder, "IMG_DIR", demo_root / "photos")
+    monkeypatch.setattr(site_builder, "THEMES_DIR", demo_root / "themes")
+
+    site_builder.build()
+
+    copied = list((output_dir / "img" / "gallery").glob("*.jpg"))
+    assert copied, "original jpg files should be copied unmodified"
+
+
+def test_build_minimal_site_skips_optional_sections(tmp_path, monkeypatch, demo_root):
+    gallery_file = tmp_path / "gallery.yaml"
+    gallery_file.write_text("hero:\n  images: []\ngallery:\n  images: []\n", encoding="utf-8")
+
+    site_file = tmp_path / "site.yaml"
+    site_file.write_text(
+        "info:\n  title: Minimal\n"
+        "menu:\n  items: []\n"
+        "build:\n  theme: modern\n  convert_images: true\n  resize_images: true\n",
+        encoding="utf-8",
+    )
+
+    output_dir = tmp_path / "output"
+    monkeypatch.setattr(site_builder, "BUILD_DIR", output_dir)
+    monkeypatch.setattr(site_builder, "GALLERY_FILE", gallery_file)
+    monkeypatch.setattr(site_builder, "SITE_FILE", site_file)
+    monkeypatch.setattr(site_builder, "IMG_DIR", demo_root / "photos")
+    monkeypatch.setattr(site_builder, "THEMES_DIR", demo_root / "themes")
+
+    site_builder.build()
+
+    assert (output_dir / "index.html").exists()
+    assert not (output_dir / "legals").exists()
+    assert not (output_dir / "robots.txt").exists()
+    assert not (output_dir / "sitemap.xml").exists()
+    assert not (output_dir / "data" / "gallery.json").exists()
+    assert not (output_dir / "img" / "social").exists()

tests/test_upload.py

@@ -0,0 +1,82 @@
+import io
+
+from src.py.webui.upload import allowed_file, save_uploaded_file
+
+
+def test_allowed_file_accepts_known_extensions():
+    for name in ["a.jpg", "a.JPEG", "a.png", "a.webp"]:
+        assert allowed_file(name) is True
+
+
+def test_allowed_file_rejects_unknown_or_missing_extension():
+    assert allowed_file("a.gif") is False
+    assert allowed_file("noextension") is False
+
+
+def test_save_uploaded_file_sanitizes_filename(tmp_path):
+    class FakeFile:
+        filename = "../../evil.jpg"
+
+        def save(self, path):
+            self.saved_path = path
+
+    folder = tmp_path / "gallery"
+    fake_file = FakeFile()
+
+    result = save_uploaded_file(fake_file, folder)
+
+    assert result == "evil.jpg"
+    assert fake_file.saved_path == folder / "evil.jpg"
+    assert folder.exists()
+
+
+def test_upload_photo_invalid_section(client):
+    resp = client.post(
+        "/api/invalid/upload",
+        data={"files": (io.BytesIO(b"data"), "a.jpg")},
+        content_type="multipart/form-data",
+    )
+    assert resp.status_code == 400
+
+
+def test_upload_photo_no_files_key(client):
+    resp = client.post("/api/gallery/upload", data={}, content_type="multipart/form-data")
+    assert resp.status_code == 400
+
+
+def test_upload_photo_skips_disallowed_extensions(client):
+    resp = client.post(
+        "/api/gallery/upload",
+        data={"files": (io.BytesIO(b"data"), "notes.txt")},
+        content_type="multipart/form-data",
+    )
+    assert resp.status_code == 400
+    assert "No valid files uploaded" in resp.get_json()["error"]
+
+
+def test_upload_photo_saves_valid_files_and_updates_gallery(client, app_env):
+    resp = client.post(
+        "/api/gallery/upload",
+        data={"files": (io.BytesIO(b"fake-jpg-bytes"), "photo.jpg")},
+        content_type="multipart/form-data",
+    )
+    body = resp.get_json()
+    assert body["status"] == "ok"
+    assert body["uploaded"] == ["photo.jpg"]
+    assert (app_env / "config" / "photos" / "gallery" / "photo.jpg").exists()
+
+    gallery = client.get("/api/gallery").get_json()
+    assert gallery[0]["src"] == "gallery/photo.jpg"
+
+
+def test_upload_photo_hero_section(client, app_env):
+    resp = client.post(
+        "/api/hero/upload",
+        data={"files": (io.BytesIO(b"fake-jpg-bytes"), "photo.jpg")},
+        content_type="multipart/form-data",
+    )
+    assert resp.get_json()["status"] == "ok"
+    assert (app_env / "config" / "photos" / "hero" / "photo.jpg").exists()
+
+    hero = client.get("/api/hero").get_json()
+    assert hero[0]["src"] == "hero/photo.jpg"

tests/test_webui_routes.py

@@ -0,0 +1,312 @@
+import io
+import zipfile
+
+import yaml
+
+
+def test_index_page(client):
+    resp = client.get("/")
+    assert resp.status_code == 200
+
+
+def test_get_gallery_and_hero_start_empty(client):
+    assert client.get("/api/gallery").get_json() == []
+    assert client.get("/api/hero").get_json() == []
+
+
+def test_update_gallery_and_hero(client, app_env):
+    images = [{"src": "gallery/a.jpg", "tags": ["x"]}]
+    resp = client.post("/api/gallery/update", json=images)
+    assert resp.get_json() == {"status": "ok"}
+    assert client.get("/api/gallery").get_json() == images
+
+    hero_images = [{"src": "hero/a.jpg"}]
+    resp = client.post("/api/hero/update", json=hero_images)
+    assert resp.get_json() == {"status": "ok"}
+    assert client.get("/api/hero").get_json() == hero_images
+
+
+def test_refresh_gallery_and_hero_pick_up_new_files(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "gallery" / "new.jpg")
+    make_image(app_env / "config" / "photos" / "hero" / "new.jpg")
+
+    client.post("/api/gallery/refresh")
+    client.post("/api/hero/refresh")
+
+    gallery = client.get("/api/gallery").get_json()
+    hero = client.get("/api/hero").get_json()
+    assert gallery[0]["src"] == "gallery/new.jpg"
+    assert hero[0]["src"] == "hero/new.jpg"
+
+
+def test_delete_gallery_photo(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "gallery" / "a.jpg")
+
+    resp = client.post("/api/gallery/delete", json={"src": "a.jpg"})
+    assert resp.get_json() == {"status": "ok"}
+    assert not (app_env / "config" / "photos" / "gallery" / "a.jpg").exists()
+
+
+def test_delete_gallery_photo_not_found(client):
+    resp = client.post("/api/gallery/delete", json={"src": "missing.jpg"})
+    assert resp.status_code == 404
+
+
+def test_delete_hero_photo(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "hero" / "a.jpg")
+
+    resp = client.post("/api/hero/delete", json={"src": "a.jpg"})
+    assert resp.get_json() == {"status": "ok"}
+    assert not (app_env / "config" / "photos" / "hero" / "a.jpg").exists()
+
+
+def test_delete_all_gallery_photos(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "gallery" / "a.jpg")
+    make_image(app_env / "config" / "photos" / "gallery" / "b.jpg")
+    client.post("/api/gallery/update", json=[{"src": "gallery/a.jpg"}, {"src": "gallery/b.jpg"}])
+
+    resp = client.post("/api/gallery/delete_all")
+
+    body = resp.get_json()
+    assert body["status"] == "ok"
+    assert body["deleted"] == 2
+    assert client.get("/api/gallery").get_json() == []
+    assert list((app_env / "config" / "photos" / "gallery").iterdir()) == []
+
+
+def test_delete_all_hero_photos(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "hero" / "a.jpg")
+    client.post("/api/hero/update", json=[{"src": "hero/a.jpg"}])
+
+    resp = client.post("/api/hero/delete_all")
+
+    body = resp.get_json()
+    assert body["deleted"] == 1
+    assert client.get("/api/hero").get_json() == []
+
+
+def test_serve_photo_by_section(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "gallery" / "a.jpg")
+    resp = client.get("/photos/gallery/a.jpg")
+    assert resp.status_code == 200
+
+
+def test_serve_photo_at_root(client, app_env, make_image):
+    make_image(app_env / "config" / "photos" / "thumbnail.png", fmt="PNG")
+    resp = client.get("/photos/thumbnail.png")
+    assert resp.status_code == 200
+
+
+def test_site_info_get_and_post(client, app_env):
+    resp = client.get("/api/site-info")
+    data = resp.get_json()
+    assert data["info"]["title"] == "Test"
+
+    client.post("/api/site-info", json={"info": {"subtitle": "New subtitle"}, "social": {"instagram_url": "https://insta.example"}})
+
+    updated = client.get("/api/site-info").get_json()
+    assert updated["info"]["title"] == "Test"
+    assert updated["info"]["subtitle"] == "New subtitle"
+    assert updated["social"]["instagram_url"] == "https://insta.example"
+
+
+def test_list_themes(client):
+    assert client.get("/api/themes").get_json() == ["modern"]
+
+
+def test_thumbnail_upload_and_remove(client, app_env):
+    data = {"file": (io.BytesIO(b"fake-png-bytes"), "thumb.png")}
+    resp = client.post("/api/thumbnail/upload", data=data, content_type="multipart/form-data")
+    body = resp.get_json()
+    assert body["status"] == "ok"
+    assert (app_env / "config" / "photos" / "thumbnail.png").exists()
+
+    site_info = client.get("/api/site-info").get_json()
+    assert site_info["social"]["thumbnail"] == "thumbnail.png"
+
+    resp = client.post("/api/thumbnail/remove")
+    assert resp.get_json() == {"status": "ok"}
+    assert not (app_env / "config" / "photos" / "thumbnail.png").exists()
+    site_info = client.get("/api/site-info").get_json()
+    assert site_info["social"]["thumbnail"] == ""
+
+
+def test_thumbnail_upload_missing_file(client):
+    resp = client.post("/api/thumbnail/upload", data={}, content_type="multipart/form-data")
+    assert resp.status_code == 400
+
+
+def test_theme_upload_and_remove(client, app_env):
+    data = {
+        "files": [
+            (io.BytesIO(b"colors: {}"), "custom/theme.yaml"),
+            (io.BytesIO(b"body{}"), "custom/theme.css"),
+        ]
+    }
+    resp = client.post("/api/theme/upload", data=data, content_type="multipart/form-data")
+    body = resp.get_json()
+    assert body["status"] == "ok"
+    assert body["theme"] == "custom"
+    assert (app_env / "config" / "themes" / "custom" / "theme.yaml").exists()
+    assert (app_env / "config" / "themes" / "custom" / "theme.css").exists()
+
+    resp = client.post("/api/theme/remove", json={"theme": "custom"})
+    assert resp.get_json() == {"status": "ok"}
+    assert not (app_env / "config" / "themes" / "custom").exists()
+
+
+def test_theme_remove_protected_theme(client):
+    resp = client.post("/api/theme/remove", json={"theme": "modern"})
+    assert resp.status_code == 400
+
+
+def test_theme_remove_missing_theme(client):
+    resp = client.post("/api/theme/remove", json={"theme": "does-not-exist"})
+    assert resp.status_code == 404
+
+
+def test_theme_info_get_and_post(client, app_env):
+    resp = client.get("/api/theme-info")
+    body = resp.get_json()
+    assert body["theme_name"] == "modern"
+    assert body["theme_yaml"]["favicon"]["path"] == "favicon.png"
+
+    new_theme_yaml = dict(body["theme_yaml"])
+    new_theme_yaml["colors"] = {"primary": "#123456"}
+    resp = client.post(
+        "/api/theme-info",
+        json={"theme_name": "modern", "theme_yaml": new_theme_yaml},
+    )
+    assert resp.get_json() == {"status": "ok"}
+
+    saved = yaml.safe_load((app_env / "config" / "themes" / "modern" / "theme.yaml").read_text())
+    assert saved["colors"]["primary"] == "#123456"
+
+
+def test_update_theme_google_fonts(client, app_env):
+    resp = client.post(
+        "/api/theme-google-fonts",
+        json={"theme_name": "modern", "google_fonts": [{"family": "Lato"}]},
+    )
+    assert resp.get_json() == {"status": "ok"}
+
+    saved = yaml.safe_load((app_env / "config" / "themes" / "modern" / "theme.yaml").read_text())
+    assert saved["google_fonts"] == [{"family": "Lato"}]
+
+
+def test_local_fonts_empty_then_populated(client, app_env):
+    assert client.get("/api/local-fonts?theme=modern").get_json() == []
+
+    fonts_dir = app_env / "config" / "themes" / "modern" / "fonts"
+    fonts_dir.mkdir(parents=True)
+    (fonts_dir / "trixie.woff2").write_bytes(b"fake")
+
+    assert client.get("/api/local-fonts?theme=modern").get_json() == ["trixie.woff2"]
+
+
+def test_favicon_upload_invalid_extension(client):
+    data = {"theme": "modern", "file": (io.BytesIO(b"not-an-image"), "favicon.txt")}
+    resp = client.post("/api/favicon/upload", data=data, content_type="multipart/form-data")
+    assert resp.status_code == 400
+
+
+def test_favicon_upload_and_remove(client, app_env):
+    data = {"theme": "modern", "file": (io.BytesIO(b"fake-png"), "favicon.png")}
+    resp = client.post("/api/favicon/upload", data=data, content_type="multipart/form-data")
+    assert resp.get_json()["status"] == "ok"
+    assert (app_env / "config" / "themes" / "modern" / "favicon.png").exists()
+
+    resp = client.post("/api/favicon/remove", json={"theme": "modern"})
+    assert resp.get_json() == {"status": "ok"}
+    assert not (app_env / "config" / "themes" / "modern" / "favicon.png").exists()
+
+
+def test_serve_theme_asset(client, app_env):
+    (app_env / "config" / "themes" / "modern" / "theme.css").write_text("body{}", encoding="utf-8")
+    resp = client.get("/themes/modern/theme.css")
+    assert resp.status_code == 200
+
+
+def test_font_upload_invalid_extension(client):
+    data = {"theme": "modern", "file": (io.BytesIO(b"data"), "font.ttf")}
+    resp = client.post("/api/font/upload", data=data, content_type="multipart/form-data")
+    assert resp.status_code == 400
+
+
+def test_font_upload_and_remove(client, app_env):
+    data = {"theme": "modern", "file": (io.BytesIO(b"data"), "trixie.woff2")}
+    resp = client.post("/api/font/upload", data=data, content_type="multipart/form-data")
+    body = resp.get_json()
+    assert body["status"] == "ok"
+    assert body["filename"] == "trixie"
+
+    resp = client.post("/api/font/remove", json={"theme": "modern", "font": "trixie.woff2"})
+    assert resp.get_json() == {"status": "ok"}
+
+
+def test_font_remove_missing(client):
+    resp = client.post("/api/font/remove", json={"theme": "modern", "font": "missing.woff2"})
+    assert resp.status_code == 404
+
+
+def test_trigger_build_missing_site_yaml(client, app_env):
+    (app_env / "config" / "site.yaml").unlink()
+    resp = client.post("/api/build")
+    assert resp.status_code == 400
+    assert "site.yaml not found" in resp.get_json()["message"]
+
+
+def test_trigger_build_missing_required_field(client, app_env):
+    resp = client.post("/api/build")
+    assert resp.status_code == 400
+    assert "Site info are not set" in resp.get_json()["message"]
+
+
+def test_trigger_build_success_invokes_subprocess(client, app_env, monkeypatch):
+    import src.py.webui.webui as webui
+
+    (app_env / "config" / "site.yaml").write_text(
+        "info:\n  title: Test\n  canonical: https://example.com\nsocial:\n  thumbnail: t.png\n",
+        encoding="utf-8",
+    )
+
+    calls = []
+    monkeypatch.setattr(
+        webui.subprocess, "run", lambda *a, **k: calls.append((a, k))
+    )
+
+    resp = client.post("/api/build")
+    assert resp.get_json() == {"status": "ok"}
+    assert calls
+
+
+def test_trigger_build_subprocess_failure_returns_500(client, app_env, monkeypatch):
+    import src.py.webui.webui as webui
+
+    (app_env / "config" / "site.yaml").write_text(
+        "info:\n  title: Test\n  canonical: https://example.com\nsocial:\n  thumbnail: t.png\n",
+        encoding="utf-8",
+    )
+
+    def _raise(*a, **k):
+        raise RuntimeError("boom")
+
+    monkeypatch.setattr(webui.subprocess, "run", _raise)
+
+    resp = client.post("/api/build")
+    assert resp.status_code == 500
+    assert "boom" in resp.get_json()["message"]
+
+
+def test_download_output_zip(client, app_env):
+    output_dir = app_env / "output"
+    output_dir.mkdir()
+    (output_dir / "index.html").write_text("<html></html>", encoding="utf-8")
+
+    resp = client.post("/download-output-zip")
+
+    assert resp.status_code == 200
+    zip_bytes = io.BytesIO(resp.data)
+    with zipfile.ZipFile(zip_bytes) as zf:
+        assert "index.html" in zf.namelist()
+    assert not (app_env / "site_output.zip").exists()