2026-04-02 PR 合并与验证记录

本次已合并并推送的 PR

#837 fix: update google-generativeai version for response_modalities support
#835 fix: add missing pydub dependency to requirements.txt
#850 feat: support reading subtitle position from config file
#838 feat: add MiniMax as LLM provider
#811 refactor: optimize codebase for better performance and reliability
#848 feat: support GPU acceleration for faster-whisper in Docker
#843 feat: Add Upload-Post integration for cross-posting to TikTok/Instagram

TTS 与字幕修复基线提交：953a6c0 fix: restore edge tts synthesis and readable subtitles
当前主线提交：1f8a746

#837
- 依赖升级后可正常导入
- google-generativeai==0.8.6 已生效
#835
- pydub==0.25.1 已生效
#850
- subtitle_position 与 custom_position 可从配置文件读取
#838
- MiniMax provider 接线正常
- 使用 mock 调用验证 _generate_response 通过
#811
- 主线导入正常
- 抽样单测通过
#848
- docker compose -f docker-compose.yml -f docker-compose.gpu.yml config 可正常解析
#843
- Upload-Post 服务导入和 mock 上传调用通过
- 与前面 PR 叠加时仅在 config.example.toml 存在配置段落冲突，已手工保留两边内容

任务号：ced0b190-dd72-489c-b978-2761740933db
结果：失败
结论：
- API 默认 video_transition_mode=null
- 视频拼接阶段在 app/services/video.py 中直接访问 video_transition_mode.value
- 导致任务线程异常退出，任务状态停留在 state=4, progress=75

任务号：8b2a0e6e-b3e6-44ab-a1b4-1865a0b4788d
提交方式：
- POST /api/v1/videos
- 使用本地素材 /Users/harry/Projects/Python/MoneyPrinterTurbo/test/resources/1.png
- 显式指定 video_transition_mode="FadeIn"
结果：成功
任务状态：state=1, progress=100

音频：/Users/harry/Projects/Python/MoneyPrinterTurbo/storage/tasks/8b2a0e6e-b3e6-44ab-a1b4-1865a0b4788d/audio.mp3
- 时长：8.952s
- 大小：53712 bytes
拼接视频：/Users/harry/Projects/Python/MoneyPrinterTurbo/storage/tasks/8b2a0e6e-b3e6-44ab-a1b4-1865a0b4788d/combined-1.mp4
- 时长：9.000s
- 大小：177666 bytes
成片：/Users/harry/Projects/Python/MoneyPrinterTurbo/storage/tasks/8b2a0e6e-b3e6-44ab-a1b4-1865a0b4788d/final-1.mp4
- 时长：9.000s
- 大小：352810 bytes
字幕：/Users/harry/Projects/Python/MoneyPrinterTurbo/storage/tasks/8b2a0e6e-b3e6-44ab-a1b4-1865a0b4788d/subtitle.srt

srt

1
00:00:00,100 --> 00:00:03,300
这是一次主线合并后的完整冒烟测试

2
00:00:03,875 --> 00:00:05,350
我们要确认语音

3
00:00:05,575 --> 00:00:08,375
字幕和视频成片都能正常生成