diff --git a/.github/workflows/build-webui.yml b/.github/workflows/build-webui.yml
deleted file mode 100644
index e9fdf45..0000000
--- a/.github/workflows/build-webui.yml
+++ /dev/null
@@ -1,76 +0,0 @@
-# 自动构建 WebUI 并提交构建产物
-# 触发条件：webui 目录下的文件变更
-
-name: Build WebUI
-
-on:
-  push:
-    branches:
-      - main
-    paths:
-      - 'webui/**'
-      - '.github/workflows/build-webui.yml'
-  pull_request:
-    branches:
-      - main
-    paths:
-      - 'webui/**'
-  # 允许手动触发
-  workflow_dispatch:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    
-    # 只在主仓库运行，避免 fork 仓库运行
-    if: github.repository == 'CJackHwang/ds2api'
-    
-    permissions:
-      contents: write
-    
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-      
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20'
-          cache: 'npm'
-          cache-dependency-path: webui/package-lock.json
-      
-      - name: Install dependencies
-        working-directory: webui
-        run: npm ci
-      
-      - name: Build WebUI
-        working-directory: webui
-        run: npm run build
-      
-      - name: Check for changes
-        id: check_changes
-        run: |
-          git add static/admin
-          if git diff --staged --quiet; then
-            echo "changed=false" >> $GITHUB_OUTPUT
-          else
-            echo "changed=true" >> $GITHUB_OUTPUT
-          fi
-      
-      - name: Commit and push changes
-        if: steps.check_changes.outputs.changed == 'true' && github.event_name == 'push'
-        run: |
-          git config --local user.email "github-actions[bot]@users.noreply.github.com"
-          git config --local user.name "github-actions[bot]"
-          git commit -m "chore: auto-build WebUI [skip ci]"
-          git push
-      
-      - name: Upload build artifacts (for PR review)
-        if: github.event_name == 'pull_request'
-        uses: actions/upload-artifact@v4
-        with:
-          name: webui-build
-          path: static/admin
-          retention-days: 7
diff --git a/DEPLOY.md b/DEPLOY.md
index b1c47d9..1da68d5 100644
--- a/DEPLOY.md
+++ b/DEPLOY.md
@@ -131,8 +131,8 @@ WebUI 开发服务器会启动在 `http://localhost:5173`，并自动代理 API
 WebUI 构建产物位于 `static/admin/` 目录。
 
 **自动构建（推荐）**：
-- 当 `webui/` 目录下的文件变更并推送到 `main` 分支时，GitHub Actions 会自动构建并提交产物
-- PR 合并时会自动触发构建
+- 当前由 Vercel 在部署时执行 WebUI 构建（见 `vercel.json` 的 `buildCommand`）
+- GitHub Actions 的 WebUI 自动构建流程已关闭
 
 **手动构建**：
 ```bash
@@ -145,7 +145,7 @@ npm install
 npm run build
 ```
 
-> **贡献者注意**：修改 WebUI 后无需手动构建，CI 会自动处理。
+> **贡献者注意**：修改 WebUI 后无需手动构建，Vercel 部署会自动构建。
 
 ---