Update main.cpp

main.cpp

@@ -2,10 +2,10 @@
  * CollabDocs C++ — Main Server
  *
  * Stack:
- *   Boost.Asio  — async I/O
- *   Boost.Beast — HTTP + WebSocket
- *   nlohmann/json — JSON
- *   C++17
+ * Boost.Asio  — async I/O
+ * Boost.Beast — HTTP + WebSocket
+ * nlohmann/json — JSON
+ * C++17
  *
  * Each WebSocket connection gets its own session coroutine (stackful via
  * Boost.Asio's spawn/coroutine).  All document mutations are protected by
@@ -515,7 +515,7 @@ void do_listen(asio::io_context& ioc, tcp::endpoint ep) {
 
                 asio::spawn(ioc, [session](asio::yield_context y) {
                     session->run(y);
-                }, asio::detached);
+                });
             } else {
                 // Plain HTTP
                 auto res = handle_http(req);
@@ -526,7 +526,7 @@ void do_listen(asio::io_context& ioc, tcp::endpoint ep) {
                     stream.socket().shutdown(tcp::socket::shutdown_send, ec2);
                 }
             }
-        }, asio::detached);
+        });
     }
 }