#连接库初步完成

lib/core/network/models/connection_config.dart

@@ -0,0 +1,17 @@
+class ConnectionConfig {
+  final String address; // IP 地址或蓝牙 MAC/UUID
+  final int? port;      // TCP 专用端口
+
+  ConnectionConfig({
+    required this.address,
+    this.port,
+  });
+
+  // 方便快捷创建 TCP 配置
+  factory ConnectionConfig.tcp(String ip, int port) =>
+      ConnectionConfig(address: ip, port: port);
+
+  // 方便快捷创建 BLE 配置
+  factory ConnectionConfig.ble(String mac) =>
+      ConnectionConfig(address: mac);
+}