fix: memory leaks and unoptimized websocket broadcasts

server/src/main.rs

@@ -514,7 +514,7 @@ async fn handle_socket(socket: WebSocket, state: Arc<AppState>, client_type: Str
                                         .collect();
 
                                     for client_tx in senders {
-                                        let _ = client_tx.send(event.to_string()).await;
+                                        let _ = client_tx.try_send(event.to_string());
                                     }
                                 }
                         } // End if proxy
@@ -642,7 +642,7 @@ async fn nvim_telemetry_handler(
     let msg_str = ws_msg.to_string();
     let senders: Vec<_> = state.clients.read().unwrap().values().cloned().collect();
     for tx in senders {
-        let _ = tx.send(msg_str.clone()).await;
+        let _ = tx.try_send(msg_str.clone());
     }
 
     axum::Json(serde_json::json!({"status": "ok"}))