feat: configure Plex for automatic latest image updates

- Change Plex image tag from 1.41.8 to latest for auto-updates
- Switch ArgoCD Image Updater strategy to 'digest' for latest tag tracking
- Enables automatic detection of newer Plex versions
- Tests complete GitOps workflow with image auto-updates

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

applications/plex.yaml

@@ -5,9 +5,9 @@ metadata:
   namespace: argocd
   annotations:
     # Enable automatic image updates for Plex
-    argocd-image-updater.argoproj.io/image-list: plex=linuxserver/plex
+    argocd-image-updater.argoproj.io/image-list: plex=linuxserver/plex:latest
-    # Use newest-build strategy to detect newer versions than 1.41.8
+    # Use digest strategy to track latest tag updates
-    argocd-image-updater.argoproj.io/plex.update-strategy: newest-build
+    argocd-image-updater.argoproj.io/plex.update-strategy: digest
     # Write changes back to Git repository (GitOps workflow)
     argocd-image-updater.argoproj.io/write-back-method: git
     # Git configuration for write-back

helm-values/plex_values.yml

@@ -2,7 +2,7 @@ claimToken: "claim-Ku2YYmJzDB1mpyG6YD7x"
 
 image:
   repository: linuxserver/plex
-  tag: 1.41.8
+  tag: latest
   pullPolicy: Always