重构后端成功

backend/main.py

@@ -17,12 +17,25 @@ for logger_name in ['uvicorn', 'uvicorn.access', 'fastapi']:
 
 # backend/app/main.py
 from fastapi import FastAPI
-from .api.route import router
+try:
+    from backend.api.route import router
+except ImportError:
+    from api.route import router
 app = FastAPI(title="LLM Workflow Engine")
 
 # 注册路由
 app.include_router(router, prefix="/api")
 
+# 添加健康检查端点
+@app.get("/health")
+async def health_check():
+    return {"status": "healthy"}
+
+# 添加根路径
+@app.get("/")
+async def root():
+    return {"message": "LLM Workflow Engine", "status": "running"}
+
 if __name__ == "__main__":
     import uvicorn
     uvicorn.run(app, host="0.0.0.0", port=8000)