Improve epub support

9 jobs from master in 4 minutes and 29 seconds (queued for 1 second)
Status Job ID Name Coverage
  Linting
passed #89918
bandit

00:00:54

passed #89921
mypy

00:00:51

passed #89920
pyflakes

00:00:35

passed #89919
pylint

00:01:17

 
  Test
failed #90785
whitewhale
tests:archlinux

passed #89922
tests:debian

00:01:42

98.0%
passed #89923
whitewhale
tests:debian_with_bubblewrap

00:03:10

100.0%
passed #89924
whitewhale
tests:fedora

00:03:02

failed #89925
whitewhale
tests:archlinux

00:00:37

 
Name Stage Failure
failed
tests:archlinux Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace