jack/PPT @ 2a4d5df6f18e1ae324eca9e03afb926321af255f

jimmylee 4fe5288af9 docs(speaking): class AI report implementation plan		1 月之前
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2026-05-15-video-scene-and-word-pronunciation.md	291aa2b957 docs(speaking): add implementation plan for video scene + word-level pronunciation	1 月之前
2026-05-16-class-ai-report.md	4fe5288af9 docs(speaking): class AI report implementation plan	1 月之前
2026-05-16-custom-prompt-and-greeting.md	5ed9f08e78 docs(speaking): implementation plan for custom prompt + greeting	1 月之前