Fix Docker action versions to use stable v4 releases

.github/workflows/ci-cd.yml

@@ -117,7 +117,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Log in to Container Registry
-      uses: docker/login-action@v4
+      uses: docker/login-action@v3
       with:
         registry: ${{ env.REGISTRY }}
         username: ${{ github.actor }}
@@ -125,7 +125,7 @@ jobs:
 
     - name: Extract metadata
       id: meta
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@v4
       with:
         images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
         tags: |
@@ -135,7 +135,7 @@ jobs:
           type=raw,value=latest,enable={{is_default_branch}}
 
     - name: Build and push backend image
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@v4
       with:
         context: ./backend
         push: true
@@ -143,7 +143,7 @@ jobs:
         labels: ${{ steps.meta.outputs.labels }}
 
     - name: Build and push frontend image
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@v4
       with:
         context: ./frontend
         push: true