ffmpeg-decoder-7.1.1-r1

Minimal audio-only ffmpeg 7.1.1 decoder used by the Kiro Crew desktop app and the source-install decoder store. Built by .github/workflows/build-ffmpeg-decoder.yml run https://github.com/kirodotdev/KiroCrew/actions/runs/39881015516 from ffmpeg-source.tar.xz with build-ffmpeg.sh (both attached). Checksums in SHA256SUMS.