feat: 添加 AI 推荐功能

新增 AI 推荐模块，包括前端界面和后端服务
添加 OpenAI API 密钥配置
实现工程数据分析和推荐功能

package.json

@@ -20,7 +20,7 @@
     "test:e2e": "jest --config ./test/jest-e2e.json",
     "crawl": "ts-node -r tsconfig-paths/register src/scripts/crawl.ts",
     "update-source": "ts-node -r tsconfig-paths/register src/scripts/update-source.ts",
-    "web":"npm --prefix frontend run build"
+    "web": "npm --prefix frontend run build"
   },
   "dependencies": {
     "@nestjs/common": "^11.0.1",
@@ -35,6 +35,7 @@
     "class-validator": "^0.14.3",
     "dotenv": "^16.4.7",
     "mysql2": "^3.16.0",
+    "openai": "^6.16.0",
     "puppeteer": "^24.34.0",
     "puppeteer-extra": "^3.3.6",
     "puppeteer-extra-plugin-stealth": "^2.11.2",