chore: clean image

.gitea/workflows/build.yml

@@ -2,9 +2,11 @@ name: Build Docker Image
 
 on:
   push:
-    # Only build on tags (like v1.0.0)
-    tags:
-      - "v*"
+    branches:
+      - master
+    # Renovate will push updates as commits
+    paths:
+      - "Dockerfile"
 
 jobs:
   build-docker:
@@ -13,7 +15,7 @@ jobs:
       image: catthehacker/ubuntu:act-latest
 
     steps:
-      # 1. Checkout the repo
+      # 1. Checkout repository
       - name: Checkout repository
         uses: actions/checkout@v5
         with:
@@ -23,7 +25,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      # 3. Log in to your registry
+      # 3. Login to your registry
       - name: Login to Docker registry
         uses: docker/login-action@v3
         with:
@@ -31,12 +33,18 @@ jobs:
           username: ${{ secrets.REGISTRY_USERNAME }}
           password: ${{ secrets.REGISTRY_TOKEN }}
 
-      # 4. Build and push Docker image
+      # 4. Define timestamp tag
+      - name: Set Docker image tags
+        id: docker_tags
+        run: |
+          TIMESTAMP=$(date +'%Y.%m.%d-%H%M%S')
+          echo "tags=git.comprofix.com/mmckinnon/debian-latest:latest,git.comprofix.com/mmckinnon/debian-latest:$TIMESTAMP" >> $GITHUB_ENV
+
+      # 5. Build & push Docker image
       - name: Build and push Docker image
         uses: docker/build-push-action@v6
         with:
+          context: .
           file: ./Dockerfile
           push: true
-          tags: |
-            git.comprofix.com/mmckinnon/debian-runner:latest
-            git.comprofix.com/mmckinnon/debian-runner:${{ github.ref_name }}
+          tags: ${{ env.tags }}