chore(image-updater): use Git write-back for all apps

Set write-back-method=git with write-back-target to this repo, branch=master, and commit identity. Keeps image-list and strategies.\n\nCommitted via Codex CLI.

applications/prowlarr.yaml

@@ -3,6 +3,15 @@ kind: Application
 metadata:
   name: prowlarr
   namespace: argocd
+  annotations:
+    argocd-image-updater.argoproj.io/image-list: prowlarr=lscr.io/linuxserver/prowlarr:latest
+    argocd-image-updater.argoproj.io/prowlarr.update-strategy: digest
+    argocd-image-updater.argoproj.io/write-back-method: git
+    argocd-image-updater.argoproj.io/write-back-target: http://gitea-http.gitea.svc.cluster.local:3000/admin/turingpi.git
+    argocd-image-updater.argoproj.io/git-branch: master
+    argocd-image-updater.argoproj.io/git-commit-user: argocd-image-updater
+    argocd-image-updater.argoproj.io/git-commit-email: argocd@turing.lan
+    argocd-image-updater.argoproj.io/git-commit-message: "chore: update prowlarr image to {{.NewTag}}"
 spec:
   project: default
   sources:
@@ -27,4 +36,3 @@ spec:
     syncOptions:
     - CreateNamespace=true
     - ServerSideApply=true
-