feat: maximize SEO tags to 30 for mp3-player discoverability

fix: remove retro aesthetic tags, replace with functional audio tags

feat: optimize SEO tags for MP3 player discoverability on HF

Update README.md

Update README.md

feat: add Buy Me a Coffee button in app + README badge

fix: explicit extensions in accept for iOS WAV/FLAC file picker

fix: remove double-decode probe — fixes MP3/WAV on mobile

feat: mobile UI/UX + all formats support (ffmpeg.wasm)

feat: rename Retro Player → MP3 Player in UI

Update README.md

feat: README bilingue FR/EN + 24 tags SEO HF

Add README

Add retro player HTML

initial commit