Allow clients to create new rooms to play

board-network/src/protocol.rs

@@ -11,5 +11,9 @@ pub enum ClientMessage {
 pub enum ServerMessage {
     JoinedRoom {
         room_name: String,
+        players: Vec<(String, u32, bool)>,
     },
+    PlayerConnected(String),
+    PlayerReconnected(usize),
+    PlayerDisconnected(usize),
 }