refactor: 移除设置页面

- 删除 options 入口点目录及相关文件
- 移除 wxt.config.ts 中 options_ui 配置
- 移除 TopBar 组件中的设置按钮和 onOpenOptions prop
- 移除 popup/sidepanel App.tsx 中的 handleOpenOptions
- 移除相关测试中的设置页面引用
- 移除 messages.json 中设置相关翻译键
- 通过 lint、typecheck、test 验证

public/_locales/zh/messages.json

@@ -7,10 +7,7 @@
     "message": "清理",
     "description": "Translation key: buttons_clear"
   },
-  "buttons_settings": {
-    "message": "设置",
-    "description": "Translation key: buttons_settings"
-  },
+
   "messages_copySuccess": {
     "message": "已复制到剪贴板",
     "description": "Translation key: messages_copySuccess"
@@ -851,10 +848,7 @@
     "message": "在标签页打开",
     "description": "Translation key: buttons_openInTab"
   },
-  "common_buttons_settings": {
-    "message": "设置",
-    "description": "Translation key: buttons_settings"
-  },
+
   "common_errorBoundary_title": {
     "message": "糟糕，出了点问题",
     "description": "Translation key: errorBoundary_title"