add: Added default prompts for agency agreement and some multi-language translations

src/lang/cn.rs

@@ -240,6 +240,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Invalid folder name", "无效文件夹名称"),
         ("Socks5 Proxy", "Socks5 代理"),
         ("Socks5/Http(s) Proxy", "Socks5/Http(s) 代理"),
+        ("Default proxy protocol is socks5", "默认代理协议为socks5"),
         ("Discovered", "已发现"),
         ("install_daemon_tip", "为了开机启动，请安装系统服务。"),
         ("Remote ID", "远程 ID"),