Update empty.yml

Author: zenfyrdev

.github/workflows/empty.yml

@@ -23,10 +23,16 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Create and Push Placeholder
+      - name: Create Placeholder
         run: |
           echo "FROM scratch" > Dockerfile
           echo "LABEL placeholder=true" >> Dockerfile
 
-          docker build -t ghcr.io/zenfyrdev/${{ github.event.inputs.image_name }}:latest .
-          docker push ghcr.io/zenfyrdev/${{ github.event.inputs.image_name }}:latest
+      - name: Build and push dummy image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: |
+            ghcr.io/${{ github.repository_owner }}/${{ github.event.inputs.image_name }}:latest