diff --git a/.dockerignore b/.dockerignore
index a480db3..1a16a95 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,5 +1,4 @@
 node_modules
-dist
 .vpn-proxy
 _archive
 .git
diff --git a/.gitea/workflows/gateway-build.yml b/.gitea/workflows/gateway-build.yml
index 998e912..7037c4f 100644
--- a/.gitea/workflows/gateway-build.yml
+++ b/.gitea/workflows/gateway-build.yml
@@ -23,6 +23,13 @@ jobs:
           cd repo
           git checkout ${{ gitea.sha }}
 
+      - name: Build frontend
+        run: |
+          set -euo pipefail
+          cd repo
+          npm ci --no-audit --no-fund
+          npm run build
+
       - name: Build and push gateway image
         run: |
           set -euo pipefail
diff --git a/Dockerfile b/Dockerfile
index ba608a0..382fd97 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,15 +1,6 @@
-FROM node:22-bookworm-slim AS ui-build
-WORKDIR /app
-COPY package.json package-lock.json ./
-RUN --mount=type=cache,target=/root/.npm \
-    npm ci --no-audit --no-fund --network-timeout=300000
-COPY index.html vite.config.js ./
-COPY src/web ./src/web
-RUN npm run build
-
 FROM debian:bookworm-slim
 ARG SINGBOX_VERSION=1.12.13
-COPY --from=ui-build /app/dist /app/dist
+COPY dist /app/dist
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends ca-certificates curl iptables iproute2 nodejs dumb-init \