NewPipe v0.28.2

:information_source: Hotfix release

This hotfix release fixes the "Content not available" error that prevents YouTube videos from being played: #13082. It also fixes a few regressions that slipped through with 0.28.1: #13072 #13031 #13040 #13046.

Improved

• [YouTube] Restore ability to rewind livestreams up to 4 hours #12601
• Disable video and text tracks when playing livestreams in background player #12601
• Allow reporting ContentNotAvailableException errors if they may be caused by extractor bugs #13133

Fixed

• [YouTube] Fix page reload required error and related breaking API changes #13129
• Fix playlist items dragging to only neighbor positions #13049
• Fix video title and comments flickering back and forth between current and previous video #13132
• Fix "Start main player in fullscreen" option not working anymore (reverts #12781) #13134
• Fix header crash while scrolling in a playlist or just after deleting a video in it #12996
• Fixed a bug that prevented the display of multiple empty playlists #13055
• Fix "remove watched" button in playlist removes some unwatched streams too #12929

Development

• Delete long orphaned file #13000
• Use "factory" method for creating db migrations #12990
• Update dependencies #12995
• Kotlin refactor #13036
• Delete unused code #13019
• Enable multiple ktlint checks #13081

CI

• Add workflow to backport PRs to another branch #12964 #13052