v2.2.0
GUI - Preview updates - Training preview. Embed preview pop-out window - Bugfix - convert/extract previews
Preview - Allow mask color/opacity configuration - typing: lib.config - docs: lib.config - bugfix: popup_configure - keep assets on top
Bugfix: Preview fail on input size > output size
tests: - unit test: tools.alignments.media - Add mypy test - Typing fixes