Update cinc-auditor workflow

.github/workflows/cinc_auditor.yml

@@ -16,30 +16,40 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: polymathrobotics/hadolint
+
       - name: Install QEMU static binaries
         uses: docker/setup-qemu-action@v3
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
       - name: Login to DockerHub
-        if: github.event_name == 'push'
+        if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.CONTAINER_REGISTRY_USERNAME }}
           password: ${{ secrets.CONTAINER_REGISTRY_PASSWORD }}
 
       - name: Build and push
-        if: github.event_name == 'push'
+        if: github.event_name != 'pull_request'
         uses: docker/bake-action@v4
         with:
           workdir: hadolint
-          push: true
+          push: ${{ github.even_name != 'pull_request' }}
+          files: |
+            ./docker-bake.hcl
+            ${{ steps.meta.outputs.bake-file }}
 
       - name: Update Docker Hub Description
-        if: github.event_name == 'push'
+        if: github.event_name != 'pull_request'
         uses: peter-evans/dockerhub-description@v3
         with:
           username: ${{ secrets.CONTAINER_REGISTRY_USERNAME }}
           password: ${{ secrets.CONTAINER_DESCRIPTION_PASSWORD }}
           repository: boxcutter/cinc-auditor
+          short-description: ${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.description'] }}