shorten adminextra nav links even further
change adminextra nav links
update docs link on readme
add black coding convention
add github action for mdbook
add mdbook configuration
add caution note on web server instructions on readme
add clear instructions on how to work with etc hosts
add more clarifications on subdomain section on readme
improve docker instructions on readme
add seo field on adminextra list
add seo field on onboarding form
upgrade requirements
change plain text email notice
remove default lang from html element
add padding for columns on adminextra cards
add case for 1 post on adminextra cards
fix user count on adminextra cards
split adminextra cards into two lists
remove translate from adminextra single card