Modify the stream read response timeout to 5 seconds.

main.py

@@ -21,7 +21,7 @@ from urllib.parse import urlparse
 @asynccontextmanager
 async def lifespan(app: FastAPI):
     # 启动时的代码
-    timeout = httpx.Timeout(connect=15.0, read=30.0, write=30.0, pool=30.0)
+    timeout = httpx.Timeout(connect=15.0, read=5.0, write=30.0, pool=30.0)
     app.state.client = httpx.AsyncClient(timeout=timeout)
     yield
     # 关闭时的代码