Update publish_to_github_packages.yml

.github/workflows/publish_to_github_packages.yml

@@ -62,7 +62,10 @@ jobs:
         run: |
           echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
 
-      - name: Build, tag, and push image to GitHub Packages
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Build and push multi-platform image to GitHub Packages
         id: build-image
         env:
           IMAGE_NAME: ghcr.io/treyww/myfinances
@@ -71,13 +74,11 @@ jobs:
           cp infrastructure/backend/Dockerfile ./Dockerfile
           echo "VERSION IS: ${{ steps.set_version.outputs.version }} or $IMAGE_TAG"
           
-          # Build and push versioned image
-          docker build -t $IMAGE_NAME:$IMAGE_TAG .
-          docker push $IMAGE_NAME:$IMAGE_TAG
+          # Build and push the multi-platform image
+          docker buildx build --platform linux/amd64,linux/arm64 -t $IMAGE_NAME:$IMAGE_TAG . --push
 
           # Optionally build and push 'latest' tag
-          docker build -t $IMAGE_NAME:latest .
-          docker push $IMAGE_NAME:latest
+          docker buildx build --platform linux/amd64,linux/arm64 -t $IMAGE_NAME:latest . --push
 
           echo "::set-output name=image::$IMAGE_NAME:$IMAGE_TAG"
           echo "::set-output name=latest_image::$IMAGE_NAME:latest"