kihong.kim b15628cf15 Add BGM data directories to .gitignore ...

BGM files are user data and should not be tracked in git.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

2026-01-04 19:03:11 +09:00

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upbeat_energetic.mp3

Initial commit: YouTube Shorts maker application

2026-01-03 21:38:34 +09:00