Fix content audit findings across Serveex, Nonsense and recycled guides

Co-Authored-By: Claude Sonnet 5 <[email protected]>

content/en/3.serveex/91.advanced/1.authentik.md

@@ -475,7 +475,7 @@ On your remote machine, use [Dockge](/serveex/core/docker/#install-dockge-to-man
 If you haven’t installed [Dockge](/serveex/core/docker/#install-dockge-to-manage-and-deploy-containers), create a folder `/srv/docker/authentik-outpost`, or directly via command line:
 
 ```bash [Terminal]
-sudo mkdir -P /srv/docker/authentik-outpost
+sudo mkdir -p /srv/docker/authentik-outpost
 ```
 
 ::tip{icon="" to="/serveex/files/file-browser-quantum"}
@@ -492,7 +492,7 @@ Via command line:
 ```bash [Terminal]
 sudo nano /srv/docker/authentik-outpost/compose.yaml
 ```
-Paste the following configuration, updating the version in `{AUTHENTIK_TAG:proxy:2024.2.3}`{lang=properties} to match your Authentik server version.
+Paste the following configuration, updating the version in `ghcr.io/goauthentik/proxy:2026.2`{lang=properties} to match your Authentik server version.
 
 ```yaml [compose.yaml]
 ---
@@ -500,7 +500,7 @@ version: "3.5"
 services:
   authentik_proxy:
     container_name: authentik-outpost
-    image: ghcr.io/goauthentik/proxy:2024.2.3
+    image: ghcr.io/goauthentik/proxy:2026.2
     # Optionally specify which networks the container should be
     # might be needed to reach the core authentik server
     restart: unless-stopped