- Move yt-dlp and ffmpeg binaries into Sources/Firelink and update Package.swift to copy them as bundle resources.
- Remove dynamic downloading logic for yt-dlp and ffmpeg from MediaEngineManager.swift and delete obsolete BinaryDownloader.swift and GatekeeperConfig.swift.
- Update EngineSettingsPane.swift to remove the auto-updater UI, verify icons, and spinners.
- Fix a bug where calling Add Downloads via the browser extension would open two duplicate windows by changing the window group to a single-instance Window.
- Adjust minHeight of AddDownloadsView to prevent the preview section from being cut out without scrolling.
nimbold