Proxy: type the Request param for FastAPI DI

node_probe.py

@@ -15,6 +15,7 @@ import time
 import urllib.request
 
 import httpx
+from fastapi import Request
 from fastapi.responses import JSONResponse, Response
 
 import node_runtime
@@ -81,7 +82,7 @@ def register_routes(fa_app):
 
     @fa_app.get("/respite/v2/node/proxy/{path:path}")
     @fa_app.post("/respite/v2/node/proxy/{path:path}")
-    async def _proxy(request, path: str):
+    async def _proxy(request: Request, path: str):
         """Forward method, query string, body and headers to the Node backend
         on 127.0.0.1:3210. Streaming both ways (SSE included)."""
         if not node_runtime.node_ready():