ci(.drone.yml): Switch back to pnpm for project management

- Reverted from npm to pnpm for all commands (install, build, start)
- Restored pnpm as the primary package manager in the CI pipeline
- Added node_modules volume for deploy step to ensure consistent dependencies
- Simplified and cleaned up comments in the configuration

.drone.yml

@@ -25,8 +25,6 @@ steps:
       - npm config set registry https://registry.npmmirror.com
       - npm install -g pnpm
       - pnpm config set registry https://registry.npmmirror.com
-      # 安装pnpm
-      
       # 安装依赖
       - pnpm install
 
@@ -38,19 +36,21 @@ steps:
         path: /drone/src/node_modules
     commands:
       # 构建项目
-      - npm run build
+      - pnpm run build
 
   - name: deploy
     image: node:22-alpine
     depends_on: [build]
+    volumes:
+      - name: node_modules
+        path: /drone/src/node_modules
     commands:
       # 启动服务
-      - npm start
+      - pnpm start
     environment:
       NODE_ENV: production
       PORT: 8001
 
-# 触发条件
 trigger:
   branch:
     - main