add caching for Docker image build and push

Author: KayvanShah1

.github/workflows/deploy-ui.yml

@@ -68,4 +68,6 @@ jobs:
           context: "{{defaultContext}}:frontend"
           file: Dockerfile.prod
           push: true
-          tags: ${{ secrets.DOCKER_HUB_USERNAME }}/taskaza-ui:${{ github.sha }}
+          tags: ${{ secrets.DOCKER_HUB_USERNAME }}/taskaza-ui:${{ github.sha }}
+          cache-from: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME }}/taskaza-frontend:buildcache
+          cache-to: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME }}/taskaza-frontend:buildcache,mode=max