完成转录功能，中文脚本搜索，播放界面显示脚本

app/api/fetcher/index.ts

@@ -12,6 +12,7 @@ import { saveToDB, saveImagePostToDB } from '@/app/api/fetcher/persist';
 import chalk from 'chalk';
 import { acquireIsolatedContext, releaseIsolatedContext } from '@/app/api/fetcher/browser';
 import { extractFirstFrame } from '@/app/api/media';
+import { transcriptAweme } from '../stt';
 
 const DETAIL_PATH = '/aweme/v1/web/aweme/detail/';
 const COMMENT_PATH = '/aweme/v1/web/comment/list/';
@@ -308,6 +309,7 @@ export async function scrapeDouyin(url: string) {
 
             const saved = await saveToDB(context, detail, comments, uploadedUrl, bestPlayAddr?.width, bestPlayAddr?.height, coverUrl, fps ?? undefined);
             console.log(chalk.green.bold('✓ 视频作品保存成功'));
+            transcriptAweme(detail.aweme_detail.aweme_id).catch((e) => {}); // 异步转写，不阻塞主流程
             return { type: "video", ...saved };
         } else {
             throw new ScrapeError('无法判定作品类型,接口响应异常', 500, 'UNKNOWN_TYPE');