重构NetManager支持MessagePair，新增TSRPCWsClient。

client/assets/scripts/App/Msg/MessagePairInit.ts

@@ -0,0 +1,23 @@
+import { MessagePairRegistry } from './MessagePairBase';
+import { LoginMessagePair } from './Pair/LoginMessagePair';
+import { MoveMessagePair } from './Pair/MoveMessagePair';
+import { SendMessagePair } from './Pair/SendMessagePair';
+
+/**
+ * 消息对初始化
+ * 在应用启动时调用此函数注册所有消息对
+ */
+export function initMessagePairs(): void {
+    const registry = MessagePairRegistry.getInstance();
+
+    // 注册登录消息对
+    registry.register(new LoginMessagePair());
+
+    // 注册移动消息对
+    registry.register(new MoveMessagePair());
+
+    // 注册发送消息对
+    registry.register(new SendMessagePair());
+
+    console.log('[MessagePairs] All message pairs registered successfully');
+}