Tried getting multi-arch builds to work

.github/workflows/publish-to-docker.yml

@@ -38,11 +38,10 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
         
-      - name: Build and push Docker images
-        # uses: docker/build-push-action@4a531fa5a603bab87dfa56578bd82b28508c9547
-        uses: docker/build-push-action@v2.2.2
+      - name: Publish changed images
+        uses: dawidd6/action-docker-publish-changed@v3
         with:
-          context: ${{ github.workspace }}
-          push: true
-          tags: lucasw89/portfolio:latest
-          platforms: linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6
+          username: ${{secrets.DOCKERHUB_USERNAME}}
+          password: ${{secrets.DOCKERHUB_TOKEN}}
+          platforms: linux/amd64,linux/arm64,linux/arm
+          tag: lucasw89/portfolio:latest