LGPL-3.0
ffmpeg, ffplay, ffprobe
https://github.com/BtbN/FFmpeg-Builds/releases/tag/autobuild-2026-02-18-13-03
https://github.com/BtbN/FFmpeg-Builds/releases/download/latest/ffmpeg-n7.1-latest-linux64-lgpl-7.1.tar.xz
sha256:5ec371abbf6da81fa0a7dfe013035754fadf77f8206b93cb784ec582b0870607

LGPL-3.0
add_song
locally compiled (arm64), golang
sha256:ed6b00a4e353410ab01658a2c976a6420f2e0a8cc03a6e3e03f6eddf0d3faf0a