add sponsor section to home
revert footer changes
update footer to show sponsor logos
Co-authored-by: Matti R <matti@mdranta.net>
Reviewed-on: https://gitea.com/gitea/theme/pulls/84
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-by: 6543 <6543@noreply.gitea.io>
techknowlogick