build: try to build web separately.

Author: liqiang-fit2cloud

.github/workflows/build-and-push.yml

@@ -150,9 +150,11 @@ jobs:
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: Docker Buildx (build-and-push)
+      - name: Build Web
         run: |
-          sudo sync && echo 3 | sudo tee /proc/sys/vm/drop_caches && free -m
           docker buildx build --target web-build --output type=local,dest=./web-build . -f installer/Dockerfile
           rm -rf ui/* && cp -r ./web-build/ui/* ui/
+      - name: Docker Buildx (build-and-push)
+        run: |
+          sudo sync && echo 3 | sudo tee /proc/sys/vm/drop_caches && free -m
           docker buildx build --output "type=image,push=true" ${{ steps.prepare.outputs.buildx_args }} -f installer/Dockerfile