Add default non-conflicting ports
Based off of config.ini debug-port values
Fix various user creation bugs and inconsistencies
- ensure that all users are added to their corresponding groups
- replace listssrht user with lists
- ensure that the git user creates its homedir
- ensure that adduser args are in same order across all apks
Deploy hg.sr.ht's partial config files
hg.sr.ht: set arch to all
hg.sr.ht: build hgsrht-keys Go program
Add mercurial evolve package, make it a dependency of hgsrht
hg.sr.ht: normalize init scripts
Add hg.sr.ht-webhooks service
Add core.sr.ht migrations to hg.sr.ht post-upgrade
Make local redis service optional
Add extra gunicorn args to *.init
Update hg.sr.ht.post-install