feat(skills): 完善视频生产 pipeline 及新增健身跟练账号

- SKILL.md: 新增工作流阶段定义、质量卡点、分镜规则
- manifest-schema.md: 补充完整字段规范及类型定义
- phase-tts.js: 优化 TTS 合成长逻辑，添加进度追踪
- capcut-tracks.js: 扩展轨道构建能力，支持更多元素类型
- capcut-timeline.js: 改进时间线生成，支持淡入淡出
- capcut_assemble.js: 新增 assemble 阶段完整实现
- cmd-init.js: 完善 init 命令逻辑
- qwen-tts.js: 调整超时配置
- accounts/禁忌帝王学: 更新拆分/图像/台词提示词
- accounts/健身跟练: 新增账号含 account.json 及全套提示词模板
- 新增 workflow-issues-20260501.md 参考文档

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.claude/skills/video-from-script/scripts/capcut_assemble.js

@@ -22,7 +22,7 @@ const { buildTimeline, adjustVideoSpeed } = require('./lib/capcut-timeline')
 const {
   loadAccountConfig, loadSubtitleStyle,
   loadKenBurns, loadTransitions,
-  addImages, addVideos, addKenBurns,
+  addImages, addVideos, addSlotsLocally,
   addVoiceover, addBGM,
   addSubtitles,
   addEffects, addFilter,
@@ -65,23 +65,43 @@ async function batchUploadToOSS(inputDir, files, concurrency = 3) {
 async function batchUploadAudio(inputDir, items) {
   const urls = {}
   for (const item of items) {
-    if (!item.audio || item.audio.startsWith('http')) {
-      if (item.audio) urls[item.audio] = item.audio
-      continue
+    // 处理主音频
+    if (item.audio && !item.audio.startsWith('http')) {
+      if (!urls[item.audio]) {
+        const filePath = path.isAbsolute(item.audio)
+          ? item.audio
+          : path.resolve(inputDir, item.audio)
+        if (fs.existsSync(filePath)) {
+          try {
+            urls[item.audio] = await uploadToOSS(filePath)
+            console.log(`   上传: ${path.basename(filePath)} -> OK`)
+          } catch (err) {
+            console.error(`   上传失败: ${path.basename(filePath)} - ${err.message}`)
+          }
+        }
+      }
+    } else if (item.audio) {
+      urls[item.audio] = item.audio
     }
-    if (urls[item.audio]) continue
-    const filePath = path.isAbsolute(item.audio)
-      ? item.audio
-      : path.resolve(inputDir, item.audio)
-    if (!fs.existsSync(filePath)) {
-      console.error(`   音频文件不存在: ${filePath}`)
-      continue
-    }
-    try {
-      urls[item.audio] = await uploadToOSS(filePath)
-      console.log(`   上传: ${path.basename(filePath)} -> OK`)
-    } catch (err) {
-      console.error(`   上传失败: ${path.basename(filePath)} - ${err.message}`)
+    // 处理分段音频
+    if (item.segments && item.segments.length > 0) {
+      for (const seg of item.segments) {
+        if (!seg.audio || seg.error) continue
+        if (urls[seg.audio]) continue
+        const filePath = path.isAbsolute(seg.audio)
+          ? seg.audio
+          : path.resolve(inputDir, seg.audio)
+        if (!fs.existsSync(filePath)) {
+          console.error(`   音频文件不存在: ${filePath}`)
+          continue
+        }
+        try {
+          urls[seg.audio] = await uploadToOSS(filePath)
+          console.log(`   上传: ${path.basename(filePath)} -> OK`)
+        } catch (err) {
+          console.error(`   上传失败: ${path.basename(filePath)} - ${err.message}`)
+        }
+      }
     }
   }
   return urls
@@ -288,7 +308,11 @@ async function assemble(args) {
         }
       }
     }
-    await addVideos(draftUrl, inputDir, items, timeline, width, height, transitionConfig)
+    const segmentIds = await addVideos(draftUrl, inputDir, items, timeline, width, height, transitionConfig)
+    // 将 segment_ids 附加到 items，供后续 addSlotsLocally 使用
+    if (segmentIds && segmentIds.length > 0) {
+      items.forEach((item, i) => { item._segmentId = segmentIds[i] || null })
+    }
   }
 
   // -- Ken Burns --
@@ -383,6 +407,13 @@ async function assemble(args) {
   await syncToLocalJianying(draftUrl, draftId, totalDurationUs)
   console.log('   同步完成\n')
 
+  // -- 视频轨道 slot 写入（在 syncToLocalJianying 之后执行，此时本地草稿文件已存在）--
+  if (mode !== 'images') {
+    step++; console.log(`[${step}/${totalSteps}] 写入视频轨道时间线...`)
+    await addSlotsLocally(draftUrl, items, timeline, null, { draftId })
+    console.log('   视频轨道写入完成\n')
+  }
+
   // -- 云渲染（可选）--
   if (apiKey) {
     console.log('提交云渲染...')