Update tag workflow

Author: pauljamescleary

.github/workflows/tag.yml

@@ -18,14 +18,14 @@ jobs:
     - uses: actions/checkout@v3
       with:
         ref: "${{ github.ref_name }}"
-        
+
     - name: Login to GitHub Container Registry
-      uses: docker/login-action@v1
+      uses: docker/login-action@v2
       with:
         registry: ghcr.io
         username: ${{ github.actor }}
-        password: ${{ secrets.GITHUB_TOKEN }}        
-        
+        password: ${{ secrets.GITHUB_TOKEN }}
+
     - name: Extract metadata (tags, labels) for Docker
       id: meta
       uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
@@ -35,8 +35,7 @@ jobs:
     - name: Build and push Docker image
       uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
       with:
-        context: backend
+        context: .
         push: true
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
-