Add a Linux tips section and move Docker stacks to /srv/docker

content/en/3.serveex/2.core/3.wireguard.md

@@ -57,12 +57,13 @@ __Warning__: If your IP is not static, use a Dynamic DNS service ([DynDNS](https
 ---
 tree:
   /:
-    - docker:
-      - wg-easy:
-        - config:
-          - etc_wireguard/
-        - compose.yaml
-        - .env
+    - srv:
+      - docker:
+        - wg-easy:
+          - config:
+            - etc_wireguard/
+          - compose.yaml
+          - .env
 ---
 ::
 
@@ -191,11 +192,12 @@ We assume the client server runs Linux with Docker installed.
 ---
 tree:
   /:
-    - docker:
-      - wireguard:
-        - config:
-          - wg_confs/
-        - compose.yaml
+    - srv:
+      - docker:
+        - wireguard:
+          - config:
+            - wg_confs/
+          - compose.yaml
 ---
 ::
 
@@ -203,7 +205,7 @@ tree:
 ### Create the folder
 
 ```bash [Terminal]
-sudo mkdir -p /docker/wireguard/config/wg_confs
+sudo mkdir -p /srv/docker/wireguard/config/wg_confs
 ```
 
 ::tip{icon="" to="/serveex/files/file-browser-quantum"}
@@ -213,7 +215,7 @@ sudo mkdir -p /docker/wireguard/config/wg_confs
 ### Create the wg0.conf file
 
 ```bash [Terminal]
-sudo nano /docker/wireguard/config/wg_confs/wg0.conf
+sudo nano /srv/docker/wireguard/config/wg_confs/wg0.conf
 ```
 
 Paste the downloaded configuration, then save with :kbd{value="Ctrl+O"}, :kbd{value="Enter"}, and exit with :kbd{value="Ctrl+X"}.
@@ -221,13 +223,13 @@ Paste the downloaded configuration, then save with :kbd{value="Ctrl+O"}, :kbd{va
 ::tip{icon=""}
 ✨ **Alternative method:** Transfer the file via SFTP and move it:
 ```bash [Terminal]
-sudo cp ~/wg0.conf /docker/wireguard/config/wg_confs
+sudo cp ~/wg0.conf /srv/docker/wireguard/config/wg_confs
 ```
 ::
 
 ### Create the compose file
 
-Create the `compose.yaml` file in `/docker/wireguard`:
+Create the `compose.yaml` file in `/srv/docker/wireguard`:
 
 ```yaml [compose.yaml]
 ---
@@ -242,7 +244,7 @@ services:
     environment:
       - TZ=Europe/Paris
     volumes:
-      - /docker/wireguard/config:/config
+      - /srv/docker/wireguard/config:/config
       - /lib/modules:/lib/modules
     restart: unless-stopped
 ```
@@ -250,7 +252,7 @@ services:
 ### Start the container
 
 ```bash [Terminal]
-cd /docker/wireguard
+cd /srv/docker/wireguard
 sudo docker compose up -d
 ```