feat: 添加用于显示回复消息原文的选项 (#672)

* feat: 添加显示用于原文的选项

* chore: 修复暗色主题下文本颜色问题

给输入和输出气泡添加了 css 类,用来处理在暗色主题下聊天气泡的文本颜色

* feat: 用户输入不应该被渲染，防止 xss

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Co-authored-by: ChenZhaoYu <790348264@qq.com>

src/locales/en-US.ts

@@ -46,6 +46,8 @@ export default {
     deleteMessageConfirm: 'Are you sure to delete this message?',
     deleteHistoryConfirm: 'Are you sure to clear this history?',
     clearHistoryConfirm: 'Are you sure to clear chat history?',
+    preview: 'Preview',
+    showRawText: 'Show as raw text',
   },
   setting: {
     setting: 'Setting',