diff --git a/README.md b/README.md
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+++ b/README.md
@@ -22,8 +22,8 @@ pinned: false
 | # | 里程碑 | 状态 |
 |---|---|---|
 | 1 | 写 README：计划 / 大纲 / 步骤 / 技术方案 | ✅ |
-| 2 | 原创旁白脚本 + 分镜（12 幕） | ⏳ |
-| 3 | 生成 AI 配音（edge-tts 中文男声）+ 自动测时长、生成时间轴 | ⏳ |
+| 2 | 原创旁白脚本 + 分镜（12 幕） | ✅ |
+| 3 | 生成 AI 配音（edge-tts 中文男声）+ 自动测时长、生成时间轴 | ✅（57 句，总长约 4分47秒） |
 | 4 | 动画引擎：Canvas 角色（猴子/村民/商人/助手）、镜头、转场、字幕 | ⏳ |
 | 5 | 12 幕场景动画实现（横屏 16:9 + 竖屏 9:16 双布局） | ⏳ |
 | 6 | 音频：程序化配乐（Web Audio）+ 音效 + 旁白混音（OfflineAudioContext） | ⏳ |
diff --git a/monkey-fable/audio/vo/check-00.mp3 b/monkey-fable/audio/vo/check-00.mp3
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--- /dev/null
+++ b/monkey-fable/js/timeline.js
@@ -0,0 +1,536 @@
+// 自动生成：tools/build_vo.py —— 请勿手改
+window.TIMELINE = {
+ "total": 286.68,
+ "scenes": [
+  {
+   "id": "hook",
+   "title": "开场",
+   "start": 0.0,
+   "end": 24.624
+  },
+  {
+   "id": "village",
+   "title": "猴子村",
+   "start": 24.624,
+   "end": 41.514
+  },
+  {
+   "id": "ten",
+   "title": "十块一只",
+   "start": 41.514,
+   "end": 68.106
+  },
+  {
+   "id": "twenty",
+   "title": "涨到二十",
+   "start": 68.106,
+   "end": 86.344
+  },
+  {
+   "id": "fifty",
+   "title": "喊到五十",
+   "start": 86.344,
+   "end": 107.256
+  },
+  {
+   "id": "helper",
+   "title": "助手的好意",
+   "start": 107.256,
+   "end": 138.84
+  },
+  {
+   "id": "gone",
+   "title": "人去笼空",
+   "start": 138.84,
+   "end": 155.68
+  },
+  {
+   "id": "ledger",
+   "title": "算一笔账",
+   "start": 155.68,
+   "end": 177.844
+  },
+  {
+   "id": "why",
+   "title": "为什么会上当",
+   "start": 177.844,
+   "end": 219.928
+  },
+  {
+   "id": "real",
+   "title": "现实中的猴子",
+   "start": 219.928,
+   "end": 245.79
+  },
+  {
+   "id": "check",
+   "title": "三个自检问题",
+   "start": 245.79,
+   "end": 269.028
+  },
+  {
+   "id": "outro",
+   "title": "结尾",
+   "start": 269.028,
+   "end": 286.68
+  }
+ ],
+ "lines": [
+  {
+   "scene": "hook",
+   "i": 0,
+   "text": "假如有人站在村口喊：猴子，十块钱一只，有多少收多少。",
+   "file": "audio/vo/hook-00.mp3",
+   "start": 0.5,
+   "dur": 6.048
+  },
+  {
+   "scene": "hook",
+   "i": 1,
+   "text": "你会不会扛起网兜，冲上后山？",
+   "file": "audio/vo/hook-01.mp3",
+   "start": 6.898,
+   "dur": 3.24
+  },
+  {
+   "scene": "hook",
+   "i": 2,
+   "text": "先别急着回答。",
+   "file": "audio/vo/hook-02.mp3",
+   "start": 10.638,
+   "dur": 2.088
+  },
+  {
+   "scene": "hook",
+   "i": 3,
+   "text": "今天讲一个经济学里很有名的寓言，叫《收猴子的故事》。",
+   "file": "audio/vo/hook-03.mp3",
+   "start": 13.026,
+   "dur": 5.064
+  },
+  {
+   "scene": "hook",
+   "i": 4,
+   "text": "听完你就明白，为什么总有人，在最高点接了最后一棒。",
+   "file": "audio/vo/hook-04.mp3",
+   "start": 18.44,
+   "dur": 5.184
+  },
+  {
+   "scene": "village",
+   "i": 0,
+   "text": "很久以前，有一个小山村。",
+   "file": "audio/vo/village-00.mp3",
+   "start": 25.124,
+   "dur": 2.928
+  },
+  {
+   "scene": "village",
+   "i": 1,
+   "text": "村子后面的山上，住着成百上千只猴子。",
+   "file": "audio/vo/village-01.mp3",
+   "start": 28.352,
+   "dur": 3.912
+  },
+  {
+   "scene": "village",
+   "i": 2,
+   "text": "在村民眼里，猴子一点用都没有。",
+   "file": "audio/vo/village-02.mp3",
+   "start": 32.564,
+   "dur": 3.48
+  },
+  {
+   "scene": "village",
+   "i": 3,
+   "text": "不能吃，不能干活，还天天下山偷玉米。",
+   "file": "audio/vo/village-03.mp3",
+   "start": 36.294,
+   "dur": 4.32
+  },
+  {
+   "scene": "ten",
+   "i": 0,
+   "text": "直到有一天，村里来了一个穿西装的商人。",
+   "file": "audio/vo/ten-00.mp3",
+   "start": 42.014,
+   "dur": 3.768
+  },
+  {
+   "scene": "ten",
+   "i": 1,
+   "text": "他在村口贴了一张告示：收猴子，十块钱一只！",
+   "file": "audio/vo/ten-01.mp3",
+   "start": 46.082,
+   "dur": 4.848
+  },
+  {
+   "scene": "ten",
+   "i": 2,
+   "text": "村民们一看，这不是白捡钱吗？",
+   "file": "audio/vo/ten-02.mp3",
+   "start": 51.33,
+   "dur": 3.216
+  },
+  {
+   "scene": "ten",
+   "i": 3,
+   "text": "于是全村出动，男女老少都上山抓猴子。",
+   "file": "audio/vo/ten-03.mp3",
+   "start": 54.846,
+   "dur": 4.296
+  },
+  {
+   "scene": "ten",
+   "i": 4,
+   "text": "商人说话算话，一手交猴，一手交钱。",
+   "file": "audio/vo/ten-04.mp3",
+   "start": 59.442,
+   "dur": 4.248
+  },
+  {
+   "scene": "ten",
+   "i": 5,
+   "text": "没几天，他就收了六百只猴子。",
+   "file": "audio/vo/ten-05.mp3",
+   "start": 63.99,
+   "dur": 3.216
+  },
+  {
+   "scene": "twenty",
+   "i": 0,
+   "text": "可山上的猴子越来越少，越来越难抓。",
+   "file": "audio/vo/twenty-00.mp3",
+   "start": 68.606,
+   "dur": 3.648
+  },
+  {
+   "scene": "twenty",
+   "i": 1,
+   "text": "村民们抓累了，热情也慢慢退了。",
+   "file": "audio/vo/twenty-01.mp3",
+   "start": 72.554,
+   "dur": 3.48
+  },
+  {
+   "scene": "twenty",
+   "i": 2,
+   "text": "这时商人又宣布：价格翻倍，二十块一只！",
+   "file": "audio/vo/twenty-02.mp3",
+   "start": 76.334,
+   "dur": 4.848
+  },
+  {
+   "scene": "twenty",
+   "i": 3,
+   "text": "村民们再次冲上山，又抓来了三百只。",
+   "file": "audio/vo/twenty-03.mp3",
+   "start": 81.532,
+   "dur": 3.912
+  },
+  {
+   "scene": "fifty",
+   "i": 0,
+   "text": "现在，山上几乎找不到猴子了。",
+   "file": "audio/vo/fifty-00.mp3",
+   "start": 86.844,
+   "dur": 3.312
+  },
+  {
+   "scene": "fifty",
+   "i": 1,
+   "text": "商人却把价格直接喊到：五十块一只！",
+   "file": "audio/vo/fifty-01.mp3",
+   "start": 90.456,
+   "dur": 3.936
+  },
+  {
+   "scene": "fifty",
+   "i": 2,
+   "text": "五十块啊！村民们眼睛都红了。",
+   "file": "audio/vo/fifty-02.mp3",
+   "start": 94.742,
+   "dur": 3.528
+  },
+  {
+   "scene": "fifty",
+   "i": 3,
+   "text": "可商人说：我要回城里办点事，过几天就回来。",
+   "file": "audio/vo/fifty-03.mp3",
+   "start": 98.57,
+   "dur": 4.344
+  },
+  {
+   "scene": "fifty",
+   "i": 4,
+   "text": "这几天的生意，先交给我的助手。",
+   "file": "audio/vo/fifty-04.mp3",
+   "start": 103.164,
+   "dur": 3.192
+  },
+  {
+   "scene": "helper",
+   "i": 0,
+   "text": "商人前脚刚走，助手就把村民们叫到了笼子前。",
+   "file": "audio/vo/helper-00.mp3",
+   "start": 107.756,
+   "dur": 4.704
+  },
+  {
+   "scene": "helper",
+   "i": 1,
+   "text": "他压低声音说：笼子里这九百只猴子，我三十五块一只卖给你们。",
+   "file": "audio/vo/helper-01.mp3",
+   "start": 112.76,
+   "dur": 6.0
+  },
+  {
+   "scene": "helper",
+   "i": 2,
+   "text": "等老板回来，你们再五十块卖给他。",
+   "file": "audio/vo/helper-02.mp3",
+   "start": 119.01,
+   "dur": 3.24
+  },
+  {
+   "scene": "helper",
+   "i": 3,
+   "text": "村民们一算：一只净赚十五块，稳赚不赔啊！",
+   "file": "audio/vo/helper-03.mp3",
+   "start": 122.6,
+   "dur": 4.608
+  },
+  {
+   "scene": "helper",
+   "i": 4,
+   "text": "有存款的掏存款，没钱的找亲戚借，还有人把房子都抵押了。",
+   "file": "audio/vo/helper-04.mp3",
+   "start": 127.508,
+   "dur": 5.712
+  },
+  {
+   "scene": "helper",
+   "i": 5,
+   "text": "九百只猴子，一只不剩，全被抢光。",
+   "file": "audio/vo/helper-05.mp3",
+   "start": 133.52,
+   "dur": 4.32
+  },
+  {
+   "scene": "gone",
+   "i": 0,
+   "text": "第二天一早，村民们拎着猴子来到村口。",
+   "file": "audio/vo/gone-00.mp3",
+   "start": 139.34,
+   "dur": 3.696
+  },
+  {
+   "scene": "gone",
+   "i": 1,
+   "text": "助手不见了。",
+   "file": "audio/vo/gone-01.mp3",
+   "start": 143.636,
+   "dur": 1.848
+  },
+  {
+   "scene": "gone",
+   "i": 2,
+   "text": "商人，也再没有回来。",
+   "file": "audio/vo/gone-02.mp3",
+   "start": 146.384,
+   "dur": 2.784
+  },
+  {
+   "scene": "gone",
+   "i": 3,
+   "text": "村子里，只剩下满山遍野的猴子，和一屁股的债。",
+   "file": "audio/vo/gone-03.mp3",
+   "start": 149.968,
+   "dur": 4.512
+  },
+  {
+   "scene": "ledger",
+   "i": 0,
+   "text": "我们来算一笔账。",
+   "file": "audio/vo/ledger-00.mp3",
+   "start": 156.18,
+   "dur": 1.896
+  },
+  {
+   "scene": "ledger",
+   "i": 1,
+   "text": "商人十块收了六百只，二十块收了三百只，一共花了一万二。",
+   "file": "audio/vo/ledger-01.mp3",
+   "start": 158.376,
+   "dur": 5.4
+  },
+  {
+   "scene": "ledger",
+   "i": 2,
+   "text": "助手三十五块卖回去九百只，收了三万一千五。",
+   "file": "audio/vo/ledger-02.mp3",
+   "start": 164.076,
+   "dur": 4.896
+  },
+  {
+   "scene": "ledger",
+   "i": 3,
+   "text": "一进一出，这伙人净赚一万九千五。",
+   "file": "audio/vo/ledger-03.mp3",
+   "start": 169.272,
+   "dur": 3.864
+  },
+  {
+   "scene": "ledger",
+   "i": 4,
+   "text": "而这笔钱，全部来自村民的口袋。",
+   "file": "audio/vo/ledger-04.mp3",
+   "start": 173.436,
+   "dur": 3.408
+  },
+  {
+   "scene": "why",
+   "i": 0,
+   "text": "为什么一群精明的村民，会集体上当？",
+   "file": "audio/vo/why-00.mp3",
+   "start": 178.344,
+   "dur": 3.576
+  },
+  {
+   "scene": "why",
+   "i": 1,
+   "text": "第一，价格脱离了价值。猴子本身没用，它值钱，只是因为有人在收。",
+   "file": "audio/vo/why-01.mp3",
+   "start": 182.32,
+   "dur": 6.84
+  },
+  {
+   "scene": "why",
+   "i": 2,
+   "text": "第二，稀缺是被制造出来的。商人先把猴子收走，再把价格抬高。",
+   "file": "audio/vo/why-02.mp3",
+   "start": 189.51,
+   "dur": 6.264
+  },
+  {
+   "scene": "why",
+   "i": 3,
+   "text": "第三，博傻理论。我买它，不是因为它值这个价，而是相信会有个更傻的人出更高的价。",
+   "file": "audio/vo/why-03.mp3",
+   "start": 196.124,
+   "dur": 8.52
+  },
+  {
+   "scene": "why",
+   "i": 4,
+   "text": "第四，信息不对称。村民不知道，商人和助手根本就是一伙的。",
+   "file": "audio/vo/why-04.mp3",
+   "start": 204.994,
+   "dur": 6.456
+  },
+  {
+   "scene": "why",
+   "i": 5,
+   "text": "第五，加杠杆。借钱买猴子，亏掉的就不只是本金，而是整个家。",
+   "file": "audio/vo/why-05.mp3",
+   "start": 211.8,
+   "dur": 7.128
+  },
+  {
+   "scene": "real",
+   "i": 0,
+   "text": "这个故事，在现实里一次又一次重演。",
+   "file": "audio/vo/real-00.mp3",
+   "start": 220.428,
+   "dur": 4.008
+  },
+  {
+   "scene": "real",
+   "i": 1,
+   "text": "十七世纪的荷兰，一个郁金香球茎，能换一栋房子。",
+   "file": "audio/vo/real-01.mp3",
+   "start": 224.736,
+   "dur": 4.728
+  },
+  {
+   "scene": "real",
+   "i": 2,
+   "text": "后来，有人炒兰花，炒普洱茶，炒球鞋。",
+   "file": "audio/vo/real-02.mp3",
+   "start": 229.764,
+   "dur": 4.56
+  },
+  {
+   "scene": "real",
+   "i": 3,
+   "text": "今天的币圈，那些没有任何用途、只靠喊单拉盘的空气币，也是同一个剧本。",
+   "file": "audio/vo/real-03.mp3",
+   "start": 234.624,
+   "dur": 6.264
+  },
+  {
+   "scene": "real",
+   "i": 4,
+   "text": "道具一直在换，剧本从来没变过。",
+   "file": "audio/vo/real-04.mp3",
+   "start": 241.238,
+   "dur": 3.552
+  },
+  {
+   "scene": "check",
+   "i": 0,
+   "text": "所以下次，当你想买一个正在疯涨的东西，先问自己三个问题。",
+   "file": "audio/vo/check-00.mp3",
+   "start": 246.29,
+   "dur": 5.184
+  },
+  {
+   "scene": "check",
+   "i": 1,
+   "text": "第一，如果没人接盘，它本身还有用吗？",
+   "file": "audio/vo/check-01.mp3",
+   "start": 251.824,
+   "dur": 4.128
+  },
+  {
+   "scene": "check",
+   "i": 2,
+   "text": "第二，它涨价，是因为真实需求，还是因为下一个人愿意出更高的价？",
+   "file": "audio/vo/check-02.mp3",
+   "start": 256.302,
+   "dur": 6.264
+  },
+  {
+   "scene": "check",
+   "i": 3,
+   "text": "第三，卖给我的人，既然这么看好，为什么不自己留着？",
+   "file": "audio/vo/check-03.mp3",
+   "start": 262.916,
+   "dur": 5.112
+  },
+  {
+   "scene": "outro",
+   "i": 0,
+   "text": "记住：价格可以被喊出来，价值不会。",
+   "file": "audio/vo/outro-00.mp3",
+   "start": 269.528,
+   "dur": 4.008
+  },
+  {
+   "scene": "outro",
+   "i": 1,
+   "text": "下次再有人跟你说稳赚不赔，先低头看看，你手里拎着的，是不是一笼猴子。",
+   "file": "audio/vo/outro-01.mp3",
+   "start": 273.936,
+   "dur": 7.416
+  },
+  {
+   "scene": "outro",
+   "i": 2,
+   "text": "我们下期见！",
+   "file": "audio/vo/outro-02.mp3",
+   "start": 281.852,
+   "dur": 1.728
+  }
+ ]
+};
diff --git a/monkey-fable/tools/build_vo.py b/monkey-fable/tools/build_vo.py
new file mode 100644
index 0000000000000000000000000000000000000000..dfb488a21a954f10b2dafac0d25bc3390aa44791
--- /dev/null
+++ b/monkey-fable/tools/build_vo.py
@@ -0,0 +1,147 @@
+# -*- coding: utf-8 -*-
+"""生成旁白配音 + 时间轴。
+用法:  python3 tools/build_vo.py
+依赖:  pip install edge-tts mutagen
+输出:  audio/vo/<scene>-<nn>.mp3  以及 js/timeline.js
+"""
+import asyncio, json, os, sys
+import edge_tts
+from mutagen.mp3 import MP3
+
+ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+VOICE = "zh-CN-YunxiNeural"
+RATE = "+6%"
+
+# (scene id, 场景标题, [ (旁白, 句后停顿秒) ... ])
+SCRIPT = [
+ ("hook", "开场", [
+   ("假如有人站在村口喊：猴子，十块钱一只，有多少收多少。", .35),
+   ("你会不会扛起网兜，冲上后山？", .5),
+   ("先别急着回答。", .3),
+   ("今天讲一个经济学里很有名的寓言，叫《收猴子的故事》。", .35),
+   ("听完你就明白，为什么总有人，在最高点接了最后一棒。", .6),
+ ]),
+ ("village", "猴子村", [
+   ("很久以前，有一个小山村。", .3),
+   ("村子后面的山上，住着成百上千只猴子。", .3),
+   ("在村民眼里，猴子一点用都没有。", .25),
+   ("不能吃，不能干活，还天天下山偷玉米。", .5),
+ ]),
+ ("ten", "十块一只", [
+   ("直到有一天，村里来了一个穿西装的商人。", .3),
+   ("他在村口贴了一张告示：收猴子，十块钱一只！", .4),
+   ("村民们一看，这不是白捡钱吗？", .3),
+   ("于是全村出动，男女老少都上山抓猴子。", .3),
+   ("商人说话算话，一手交猴，一手交钱。", .3),
+   ("没几天，他就收了六百只猴子。", .5),
+ ]),
+ ("twenty", "涨到二十", [
+   ("可山上的猴子越来越少，越来越难抓。", .3),
+   ("村民们抓累了，热情也慢慢退了。", .3),
+   ("这时商人又宣布：价格翻倍，二十块一只！", .35),
+   ("村民们再次冲上山，又抓来了三百只。", .5),
+ ]),
+ ("fifty", "喊到五十", [
+   ("现在，山上几乎找不到猴子了。", .3),
+   ("商人却把价格直接喊到：五十块一只！", .35),
+   ("五十块啊！村民们眼睛都红了。", .3),
+   ("可商人说：我要回城里办点事，过几天就回来。", .25),
+   ("这几天的生意，先交给我的助手。", .5),
+ ]),
+ ("helper", "助手的好意", [
+   ("商人前脚刚走，助手就把村民们叫到了笼子前。", .3),
+   ("他压低声音说：笼子里这九百只猴子，我三十五块一只卖给你们。", .25),
+   ("等老板回来，你们再五十块卖给他。", .35),
+   ("村民们一算：一只净赚十五块，稳赚不赔啊！", .3),
+   ("有存款的掏存款，没钱的找亲戚借，还有人把房子都抵押了。", .3),
+   ("九百只猴子，一只不剩，全被抢光。", .6),
+ ]),
+ ("gone", "人去笼空", [
+   ("第二天一早，村民们拎着猴子来到村口。", .6),
+   ("助手不见了。", .9),
+   ("商人，也再没有回来。", .8),
+   ("村子里，只剩下满山遍野的猴子，和一屁股的债。", .8),
+ ]),
+ ("ledger", "算一笔账", [
+   ("我们来算一笔账。", .3),
+   ("商人十块收了六百只，二十块收了三百只，一共花了一万二。", .3),
+   ("助手三十五块卖回去九百只，收了三万一千五。", .3),
+   ("一进一出，这伙人净赚一万九千五。", .3),
+   ("而这笔钱，全部来自村民的口袋。", .6),
+ ]),
+ ("why", "为什么会上当", [
+   ("为什么一群精明的村民，会集体上当？", .4),
+   ("第一，价格脱离了价值。猴子本身没用，它值钱，只是因为有人在收。", .35),
+   ("第二，稀缺是被制造出来的。商人先把猴子收走，再把价格抬高。", .35),
+   ("第三，博傻理论。我买它，不是因为它值这个价，而是相信会有个更傻的人出更高的价。", .35),
+   ("第四，信息不对称。村民不知道，商人和助手根本就是一伙的。", .35),
+   ("第五，加杠杆。借钱买猴子，亏掉的就不只是本金，而是整个家。", .6),
+ ]),
+ ("real", "现实中的猴子", [
+   ("这个故事，在现实里一次又一次重演。", .3),
+   ("十七世纪的荷兰，一个郁金香球茎，能换一栋房子。", .3),
+   ("后来，有人炒兰花，炒普洱茶，炒球鞋。", .3),
+   ("今天的币圈，那些没有任何用途、只靠喊单拉盘的空气币，也是同一个剧本。", .35),
+   ("道具一直在换，剧本从来没变过。", .6),
+ ]),
+ ("check", "三个自检问题", [
+   ("所以下次，当你想买一个正在疯涨的东西，先问自己三个问题。", .35),
+   ("第一，如果没人接盘，它本身还有用吗？", .35),
+   ("第二，它涨价，是因为真实需求，还是因为下一个人愿意出更高的价？", .35),
+   ("第三，卖给我的人，既然这么看好，为什么不自己留着？", .6),
+ ]),
+ ("outro", "结尾", [
+   ("记住：价格可以被喊出来，价值不会。", .4),
+   ("下次再有人跟你说稳赚不赔，先低头看看，你手里拎着的，是不是一笼猴子。", .5),
+   ("我们下期见！", 1.2),
+ ]),
+]
+
+SCENE_LEAD = 0.5   # 每幕开始到第一句的留白
+SCENE_TAIL = 0.4   # 每幕最后一句后额外留白
+
+async def tts(text, path):
+    for attempt in range(4):
+        try:
+            c = edge_tts.Communicate(text, VOICE, rate=RATE)
+            await c.save(path)
+            return
+        except Exception as e:
+            print("retry", path, e); await asyncio.sleep(2)
+    raise RuntimeError(path)
+
+async def main():
+    os.makedirs(os.path.join(ROOT, "audio/vo"), exist_ok=True)
+    jobs = []
+    for sid, _, lines in SCRIPT:
+        for i, (text, _) in enumerate(lines):
+            p = os.path.join(ROOT, f"audio/vo/{sid}-{i:02d}.mp3")
+            if not os.path.exists(p) or "--force" in sys.argv:
+                jobs.append(tts(text, p))
+    sem = asyncio.Semaphore(6)
+    async def run(j):
+        async with sem: await j
+    await asyncio.gather(*[run(j) for j in jobs])
+
+    t = 0.0
+    scenes, lines_out = [], []
+    for sid, title, lines in SCRIPT:
+        s0 = t
+        t += SCENE_LEAD
+        for i, (text, pause) in enumerate(lines):
+            f = f"audio/vo/{sid}-{i:02d}.mp3"
+            d = MP3(os.path.join(ROOT, f)).info.length
+            lines_out.append({"scene": sid, "i": i, "text": text, "file": f,
+                              "start": round(t, 3), "dur": round(d, 3)})
+            t += d + pause
+        t += SCENE_TAIL
+        scenes.append({"id": sid, "title": title, "start": round(s0, 3), "end": round(t, 3)})
+    total = round(t + 1.5, 3)
+    scenes[-1]["end"] = total
+    js = "// 自动生成：tools/build_vo.py —— 请勿手改\nwindow.TIMELINE = " + json.dumps(
+        {"total": total, "scenes": scenes, "lines": lines_out}, ensure_ascii=False, indent=1) + ";\n"
+    open(os.path.join(ROOT, "js/timeline.js"), "w", encoding="utf-8").write(js)
+    print("total seconds:", total)
+    for s in scenes: print(s)
+
+asyncio.run(main())