docs: reorg comments

Author: alukach

src/stac_auth_proxy/middleware/BuildCql2FilterMiddleware.py

@@ -53,14 +53,17 @@ async def set_filter(body: Optional[dict] = None) -> None:
             setattr(request.state, self.state_key, cql2_filter)
 
         # For GET requests, we can build the filter immediately
-        # NOTE: It appears that FastAPI will not call receive function for GET requests
         if request.method == "GET":
             await set_filter()
             return await self.app(scope, receive, send)
 
         total_body = b""
 
         async def receive_build_filter() -> Message:
+            """
+            Receive the body of the request and build the filter.
+            NOTE: This is not called for GET requests.
+            """
             nonlocal total_body
 
             message = await receive()