进一步的 kvmd 国际化（汉化）支持，添加配置入口

yaml 配置示例：
```
languages:
    console: zh
    web: zh
```

kvmd/i18n/zh/LC_MESSAGES/message.po

@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2024-08-12 22:07+0800\n"
-"PO-Revision-Date: 2024-08-12 22:07+0800\n"
+"POT-Creation-Date: 2024-08-14 22:40+0800\n"
+"PO-Revision-Date: 2024-08-14 22:40+0800\n"
 "Last-Translator: \n"
 "Language: zh\n"
 "Language-Team: zh <LL@li.org>\n"
@@ -90,37 +90,34 @@ msgstr "因收到忽略标识而取消监视 %s"
 msgid "Can't find any UDC"
 msgstr "未找到任何 UDC"
 
-#: kvmd/apps/__init__.py:132
-msgid "Set config file path"
-msgstr "设置配置文件路径"
-
-#: kvmd/apps/__init__.py:134
-msgid "Override config options list (like sec/sub/opt=value)"
-msgstr "覆盖配置文件选项列表（如 sec/sub/opt=value）"
-
-#: kvmd/apps/__init__.py:136
-msgid "View current configuration (include all overrides)"
-msgstr "查看当前配置（包括所有覆盖配置文件）"
-
-#: kvmd/apps/__init__.py:139
-msgid "Run the service"
-msgstr "启动此服务"
+#: kvmd/apps/__init__.py:164
+msgid "INFO"
+msgstr "消息"
 
 #: kvmd/apps/__init__.py:165
+msgid "WARNING"
+msgstr "警告"
+
+#: kvmd/apps/__init__.py:166
+msgid "ERROR"
+msgstr "错误"
+
+#: kvmd/apps/__init__.py:176
 msgid ""
 "To prevent accidental startup, you must specify the --run option to "
 "start.\n"
 msgstr "为了防止意外启动，必须在启动时指定 --run 选项。\n"
 
-#: kvmd/apps/__init__.py:165
+#: kvmd/apps/__init__.py:176
 msgid "Try the --help option to find out what this service does.\n"
 msgstr "尝试使用 --help 选项来了解某项服务的功能。\n"
 
-#: kvmd/apps/__init__.py:165
+#: kvmd/apps/__init__.py:176
 msgid "Make sure you understand exactly what you are doing!"
 msgstr "请确定你自己在做什么！"
 
 #: kvmd/apps/kvmd/__init__.py:115 kvmd/apps/otgnet/__init__.py:132
+#: kvmd/apps/vnc/server.py:541
 msgid "Bye-bye"
 msgstr "再见"
 
@@ -172,6 +169,48 @@ msgstr "无法生成新的唯一令牌"
 msgid "Logged out user %r (%d)"
 msgstr "已注销用户 %r (%d)"
 
+#: kvmd/apps/kvmd/server.py:89
+msgid "This streamer does not support quality settings"
+msgstr "该 streamer 不支持质量设置"
+
+#: kvmd/apps/kvmd/server.py:94
+msgid "This streamer does not support resolution settings"
+msgstr "该 streamer 不支持分辨率设置"
+
+#: kvmd/apps/kvmd/server.py:99
+msgid "This streamer does not support H264"
+msgstr "该 streamer 不支持 H264 设置"
+
+#: kvmd/apps/kvmd/server.py:298
+msgid "Waiting short tasks ..."
+msgstr "正在等待短时任务结束......"
+
+#: kvmd/apps/kvmd/server.py:300
+msgid "Stopping system tasks ..."
+msgstr "正在停止系统任务 ......"
+
+#: kvmd/apps/kvmd/server.py:302
+msgid "Disconnecting clients ..."
+msgstr "断开客户端连接 ......"
+
+#: kvmd/apps/kvmd/server.py:304
+msgid "On-Shutdown complete"
+msgstr "全部服务关闭完成"
+
+#: kvmd/apps/kvmd/server.py:310
+#, python-format
+msgid "Cleaning up %s ..."
+msgstr "正在清理 %s ......"
+
+#: kvmd/apps/kvmd/server.py:314
+#, python-format
+msgid "Cleanup error on %s"
+msgstr "在 %s 上发生清理错误"
+
+#: kvmd/apps/kvmd/server.py:315
+msgid "On-Cleanup complete"
+msgstr "全部清理完毕"
+
 #: kvmd/apps/kvmd/streamer.py:245
 msgid "Streamer stop cancelled"
 msgstr "Streamer 停止已取消"
@@ -375,6 +414,115 @@ msgstr "使用 OTG gadget %r ......"
 msgid "Using OTG Ethernet interface %r ..."
 msgstr "使用 OTG 以太网接口 %r ......"
 
+#: kvmd/apps/vnc/server.py:163
+#, python-format
+msgid "%s [kvmd]: Waiting for the SetEncodings message ..."
+msgstr "%s [kvmd]： 等待 SetEncodings 信息 ......"
+
+#: kvmd/apps/vnc/server.py:165
+msgid "No SetEncodings message recieved from the client in 5 secs"
+msgstr "5 秒内未收到客户端的 SetEncodings 信息"
+
+#: kvmd/apps/vnc/server.py:169
+#, python-format
+msgid "%s [kvmd]: Applying HID params: mouse_output=%s ..."
+msgstr "%s [kvmd]： 应用 HID 参数：mouse_output=%s ......"
+
+#: kvmd/apps/vnc/server.py:177
+msgid "KVMD closed the websocket (the server may have been stopped)"
+msgstr "KVMD 关闭了 websocket（服务器可能已停止运行）"
+
+#: kvmd/apps/vnc/server.py:211
+#, python-format
+msgid "%s [streamer]: Streaming ..."
+msgstr "%s [streamer]：获取视频流中 ......"
+
+#: kvmd/apps/vnc/server.py:216
+msgid "No signal"
+msgstr "无信号"
+
+#: kvmd/apps/vnc/server.py:220
+#, python-format
+msgid "%s [streamer]: Permanent error: %s; switching to %s ..."
+msgstr "%s [streamer]： 持续错误： %s; 切换到 %s ......"
+
+#: kvmd/apps/vnc/server.py:222
+#, python-format
+msgid "%s [streamer]: Waiting for stream: %s"
+msgstr "%s [streamer]： 正在等待数据流：%s"
+
+#: kvmd/apps/vnc/server.py:223
+msgid "Waiting for stream ..."
+msgstr "正在启动 streamer ......"
+
+#: kvmd/apps/vnc/server.py:234
+#, python-format
+msgid "%s [streamer]: Using preferred %s"
+msgstr "%s [streamer]： 使用首选 %s"
+
+#: kvmd/apps/vnc/server.py:240
+#, python-format
+msgid "%s [streamer]: Using default %s"
+msgstr "%s [streamer]： 使用默认 %s"
+
+#: kvmd/apps/vnc/server.py:305
+msgid "The client doesn't want to accept H264 anymore"
+msgstr "客户端不接受 H264 视频"
+
+#: kvmd/apps/vnc/server.py:311
+msgid "format"
+msgstr "格式"
+
+#: kvmd/apps/vnc/server.py:417
+#, python-format
+msgid "%s [main]: Applying streamer params: jpeg_quality=%s; desired_fps=%d ..."
+msgstr "%s [main]： 应用流媒体参数： jpeg_quality=%s; desired_fps=%d ..."
+
+#: kvmd/apps/vnc/server.py:467
+#, python-format
+msgid "%s [entry]: Connection is closed in an emergency"
+msgstr "%s [entry]： 连接因紧急情况关闭"
+
+#: kvmd/apps/vnc/server.py:472
+#, python-format
+msgid "%s [entry]: Connected client"
+msgstr "%s [entry]： 已连接客户端"
+
+#: kvmd/apps/vnc/server.py:491
+#, python-format
+msgid "%s [entry]: Can't check KVMD auth mode: %s"
+msgstr "%s [entry]： 无法检查 KVMD 身份验证模式： %s"
+
+#: kvmd/apps/vnc/server.py:513
+#, python-format
+msgid "%s [entry]: Unhandled exception in client task"
+msgstr "%s [entry]： 客户端任务中出现无法处理的异常"
+
+#: kvmd/apps/vnc/server.py:523
+#, python-format
+msgid "Listening VNC on TCP [%s]:%d ..."
+msgstr "正在监听 TCP [%s]:%d 上的 VNC 服务 ......"
+
+#: kvmd/apps/vnc/vncauth.py:63
+msgid "Unhandled exception while reading VNCAuth passwd file"
+msgstr "读取 VNCAuth 密码文件时出现无法处理的异常"
+
+#: kvmd/apps/vnc/vncauth.py:74
+msgid "Missing ' -> ' operator"
+msgstr "缺少\"->\"运算符"
+
+#: kvmd/apps/vnc/vncauth.py:78
+msgid "Missing ':' operator in KVMD credentials (right part)"
+msgstr "KVMD 证书中缺少\": \"运算符（右侧部分）"
+
+#: kvmd/apps/vnc/vncauth.py:83
+msgid "Empty KVMD user (right part)"
+msgstr "空的 KVMD 用户（右侧部分）"
+
+#: kvmd/apps/vnc/vncauth.py:86
+msgid "Duplicating VNC password (left part)"
+msgstr "复制 VNC 密码（左侧部分）"
+
 #: kvmd/keyboard/keysym.py:69
 #, python-format
 msgid "Invalid modifier key at mapping %s: %s / %s"
@@ -668,3 +816,15 @@ msgstr "无法执行重新挂载辅助程序"
 msgid "Failed ANELPWR POST request to pin %s: %s"
 msgstr "向引脚 %s 发送 ANELPWR POST 请求失败：%s"
 
+#~ msgid "Set config file path"
+#~ msgstr "设置配置文件路径"
+
+#~ msgid "Override config options list (like sec/sub/opt=value)"
+#~ msgstr "覆盖配置文件选项列表（如 sec/sub/opt=value）"
+
+#~ msgid "View current configuration (include all overrides)"
+#~ msgstr "查看当前配置（包括所有覆盖配置文件）"
+
+#~ msgid "Run the service"
+#~ msgstr "启动此服务"
+