Merge branch 'feature/theming2' into 'develop'

Themes v2

See merge request pleroma/pleroma-fe!377
3 jobs for develop in 4 minutes and 8 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Lint
passed #11319
lint

00:01:08

 
  Build
passed #11320
build

00:01:30

 
  Test
passed #11321
test

00:01:30