feat(subtitles): 字幕站(SubHD、字幕库)在线搜索与下载;rar / 7z 解压;验证码与页面解析在沙箱里

Co-Authored-By: Claude Opus 5.5 <[email protected]>

apps/web/app/components/sites/site-fields.ts

@@ -24,6 +24,7 @@ export const ADAPTER_LABEL: Record<SiteAdapter, string> = {
   mteam_api: "M-Team API",
   api: "站点 API",
   generic_rss: "通用 RSS",
+  subtitle: "字幕站",
 };
 
 /** 站点类型名(IA-2);旧数据缺 kind 时按 PT 站 */