Update app.py

app.py

@@ -6,8 +6,14 @@ from fastapi.responses import StreamingResponse
 from datetime import datetime, timedelta
 from starlette.routing import Mount  # 用于挂载
 from fastmcp.server import FastMCP
+from contextlib import asynccontextmanager
 
-app = FastAPI()
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    await fetch_github_trending()  # 启动时初始化
+    yield
+
+app = FastAPI(lifespan=lifespan)
 
 # 缓存最新获取的热门项目
 cached_trending = []
@@ -63,9 +69,7 @@ def get_trending_repos(num: int = 10) -> dict:
         fetch_github_trending()
     return {"trending": cached_trending[:num]}
 
-app.mount("/mcp", mcp_server.sse_app)
-#app.mount("/", mcp_server.sse_app)
-#app.mount("/mcp", mcp_server.create_streamable_app())
+app.mount("/mcp", mcp_server.create_streamable_app())
 
 async def trending_generator():
     """SSE 事件生成器"""
@@ -89,9 +93,4 @@ async def get_trending_sse():
         trending_generator(),
         media_type="text/event-stream",
         headers={"Cache-Control": "no-cache", "Connection": "keep-alive"}
-    )
-
-@app.on_event("startup")
-async def startup_event():
-    """启动时初始化数据"""
-    await fetch_github_trending()
+    )