Wagtail Multisites and a Theming Crisis: How wagtail-visual-themes Was Born
After shipping my fifth Wagtail multisite app and copy-pasting yet another tangle of brand colour overrides, I finally extracted the theming layer into its own package. This is the story of why every Wagtail project ends up reinventing theming - and the small, opinionated library that stopped me from doing it a sixth time.