fixup! fixup! wip: add reusable workflows

Author: whi-tw

.github/workflows/reusable-review_apps_on_pr_change.yml

@@ -45,14 +45,16 @@ jobs:
       - name: Log in to Amazon ECR
         uses: aws-actions/amazon-ecr-login@5a88a04c91d5c6f97aae0d9be790e64d9b1d47b7 # v1.7.1
 
-      - name: Build container
-        run: |
-          docker pull "${{ steps.generate_image_uri.outputs.BASE_URI }}" || true # Pull the previous image to warm the cache, but don't fail if it doesn't exist
-          docker build --tag "${{steps.generate_image_uri.outputs.URI}}" --tag "${{steps.generate_image_uri.outputs.BASE_URI}}" .
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
 
-      - name: Push container
-        run: |
-          docker push "${{steps.generate_image_uri.outputs.ECR_REPO }}" --all-tags
+      - name: Build
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
+        with:
+          push: true
+          tags: ${{ steps.generate_image_uri.outputs.URI }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
 
       - name: Deploy review app via CodeBuild
         id: codebuild