Re-added caching for Docker

.github/workflows/docker.yml

@@ -30,11 +30,13 @@ jobs:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Docker Setup Buildx
+        uses: docker/setup-buildx-action@v2.2.1
 
       - name: Build and push Docker image 
         uses: docker/build-push-action@v3.2.0
         with:
           push: true
           tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}, ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
-          # cache-from: type=gha
-          # cache-to: type=gha,mode=max
+          cache-from: type=gha
+          cache-to: type=gha,mode=max