Fix Docker metadata tags to prevent registry name duplication

.github/workflows/ci-cd.yml

@@ -124,10 +124,21 @@ jobs:
         password: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Extract metadata
-      id: meta
+      id: meta-backend
       uses: docker/metadata-action@v4
       with:
-        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/backend
+        tags: |
+          type=ref,event=branch
+          type=ref,event=pr
+          type=sha,prefix={{branch}}-
+          type=raw,value=latest,enable={{is_default_branch}}
+
+    - name: Extract metadata
+      id: meta-frontend
+      uses: docker/metadata-action@v4
+      with:
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/frontend
         tags: |
           type=ref,event=branch
           type=ref,event=pr
@@ -139,16 +150,16 @@ jobs:
       with:
         context: ./backend
         push: true
-        tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/backend:${{ steps.meta.outputs.tags }}
-        labels: ${{ steps.meta.outputs.labels }}
+        tags: ${{ steps.meta-backend.outputs.tags }}
+        labels: ${{ steps.meta-backend.outputs.labels }}
 
     - name: Build and push frontend image
       uses: docker/build-push-action@v4
       with:
         context: ./frontend
         push: true
-        tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/frontend:${{ steps.meta.outputs.tags }}
-        labels: ${{ steps.meta.outputs.labels }}
+        tags: ${{ steps.meta-frontend.outputs.tags }}
+        labels: ${{ steps.meta-frontend.outputs.labels }}
 
   deploy:
     name: Deploy to Production