run only docker jobs

Author: tibroc

.github/dependabot.yml

@@ -2,11 +2,8 @@ name: CI Docker build
 
 on:
   workflow_dispatch:
-  # release:
-  #   types: [published]
-  push:
-    branches:
-      - guest-mods
+  pull_request:
+
 jobs:
   build-and-push-image:
     runs-on: ubuntu-latest
@@ -28,21 +25,6 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ghcr.io/${{ github.repository }}
-          flavor: |
-            latest=auto
-            prefix=
-            suffix=
-          tags: |
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}
-            type=ref,event=branch,prefix=dev-
-
       - name: Set version to tag name
         if: ${{ github.event_name == 'release' }}
         run: echo "${GITHUB_REF_NAME}" > version
@@ -51,12 +33,16 @@ jobs:
         if: ${{ github.event_name != 'release' }}
         run: echo "${GITHUB_SHA}" | cut -c1-7 > version
 
+      - name: downcase REPO
+        run: |
+          echo "REPO=$(echo "$GITHUB_REPOSITORY" | tr '[:upper:]' '[:lower:]')" >>${GITHUB_ENV}
+
       - name: Build and push Docker image
         uses: docker/build-push-action@v6
         with:
           file: docker/app/Dockerfile
           context: .
           push: true
-          tags: ${{ steps.meta.outputs.tags }}
+          tags: "ghcr.io/${REPO}:${{github.head_ref}}"
           labels: ${{ steps.meta.outputs.labels }}