cleanup docker

.gitea/workflows/cleanup-docker.yml

@@ -0,0 +1,31 @@
+name: Cleanup Docker
+on:
+  schedule:
+    - cron: '0 3 1,15 * *'  # 1st and 15th of every month at 3am
+  workflow_dispatch:
+
+jobs:
+  cleanup-docker:
+    runs-on: [home-server]
+    steps:
+      - name: Cleanup Docker resources
+        run: |
+          echo ""
+          echo "Removing unused images..."
+          docker image prune -a -f --filter "until=336h"
+
+
+  notify-on-failure:
+    runs-on: home-server
+    needs: cleanup-docker
+    if: failure()
+    uses: ./.gitea/workflows/notify-ntfy.yml
+    secrets:
+      NTFY_CHANNEL: ${{ secrets.NTFY_CHANNEL }}
+    with:
+      title: "Docker Cleanup Failed"
+      message: |
+        Failed to cleanup Docker resources
+      action_url: "https://git.alexmickelson.guru/${{ gitea.repository }}/actions/runs/${{ gitea.run_number }}"
+      priority: "high"
+      tags: "rotating_light,docker"