Introduced Music category for downloading single tracks or playlists.
Implemented Settings category.
Implemented saving feature for settings changes (config.cfg).
Relocated "Debug, cookies, list formats, update yt-dlp" under Settings.
Enabled users to modify output formats for videos/livestreams (avi, flv, mkv, mov, mp4, webm) and audio/music (aac, aiff, alac, flac, m4a, mka, mp3, ogg, opus, vorbis, wav) within settings.
Added functionality in Settings to adjust Video/Audio/Music formats.
Introduced Mode for video editors (excluding unsupported formats for Premiere Pro).
Provided option to select update channel (stable/nightly/master).