Apply patch

fix.patch

@@ -0,0 +1,19 @@
+--- client_backup.py
++++ libs/sdk-py/langgraph_sdk/client.py
+@@ -2223,7 +2223,7 @@
+ 
+     async def join(
+         self, thread_id: str, run_id: str, *, headers: dict[str, str] | None = None
+-    ) -> dict:
++    ) -> dict[str, Any]:
+         """Block until a run is done. Returns the final state of the thread.
+ 
+         Args:
+@@ -2232,7 +2232,7 @@
+             headers: Optional custom headers to include with the request.
+ 
+         Returns:
+-            None
++            dict[str, Any]: The final state values of the thread
+ 
+         ???+ example "Example Usage"