Allow users to prefer a specific video codec (H.264, H.265, AV1, VP9)
when adding downloads. The selector filters available formats via
yt-dlp format strings, falling back to best available if the preferred
codec is not found. The completed downloads table now shows Quality
and Codec columns.
- Extract map reference to local variable before iteration
- Change from forEach to for-of loop for better error handling
- Add null check on map before iterating
- Add @popperjs/core peer dependency for ng-bootstrap
- Update .gitignore to exclude package-lock.json
Co-authored-by: alexta69 <7450369+alexta69@users.noreply.github.com>