Adds Sonixd Redux to the apps directory

[joffrey-b]

Description

Sonixd redux is a desktop music player for Subsonic/OpenSubsonic and Jellyfin servers, available on Windows, macOS, and Linux.

• Fork of the original Sonixd, actively maintained with a full v1.0.0 release
• MPV backend for true gapless playback, ReplayGain, and hot-swap audio device switching
• 10-band graphic EQ and 10-band parametric EQ with live frequency response curve
• Synced lyrics with line highlighting and click-to-seek
• Full-track spectrogram viewer for audio quality analysis

Files

assets/apps/sonixd-redux/
  index.yaml
  thumbnail.webp
  screen1.webp
  screen2.webp

Test plan

• npm run convert:images sonixd-redux
  navidrome-site@0.0.1 convert:images
  node convert-app-images.js sonixd-redux
  Processing app: sonixd-redux
  ⊘ Skipping screen1.webp (800x435) - already WebP and smaller than 1200px
  ⊘ Skipping screen2.webp (800x519) - already WebP and smaller than 1200px
  ⊘ Skipping thumbnail.webp (800x424) - already WebP and smaller than 1200px

• npm run validate:app sonixd-redux
  ✅ Validation passed! No errors or warnings found

• Folder name kebab-case (sonixd-redux)

• Thumbnail square and under 500 KB

• All required fields present per app-schema.json

• repoUrl set, app is open source

Maintainer notes

Happy to adjust the description, keywords, or thumbnail if anything needs tweaking.

Full documentation at https://joffrey-b.github.io/Sonixd-Redux/