Remove warnings and errors

server.ts

@@ -62,11 +62,13 @@ class Client {
 
   send(message: Message) {
     try {
+      if (this.isConnected()) {
         this.socket.send(
           typeof message === "object"
             ? ("json:" + JSON.stringify(message))
             : message,
         );
+      }
     } catch (e) {
       console.error(
         `Failed to send on socket ${this.socket} to client ${this.id}. Disconnecting and removing...`,

signaller_client.gd

@@ -35,7 +35,7 @@ func connect_to_websocket_signaller(url: String):
 	print("Attempting to connect to WebSocket signalling server at ", url)
 	var _result = ws.connect_to_url(url)
 
-func _closed():
+func _closed(_unknown):
 	emit_signal("websocket_disconnected")
 
 func _close_request(code: int, reason: String):