mailu/core/nginx
bors[bot] d464187477
Merge
1964: Alpine3.14.2 r=mergify[bot] a=nextgens

Upgrade to alpine 3.14.2, retry upgrading unbound & switch back to libressl

Co-authored-by: Florent Daigniere <nextgens@freenetproject.org>
..
conf fix 1789: ensure that nginx resolves ipv4 addresses
static Implement favicon package
Dockerfile Give alpine 3.14.2 a shot
certwatcher.py Use environment variables for cert paths/names in nginx certwatcher
config.py format certs for nginx
letsencrypt.py fix
start.py Add certificate watcher for external certs to reload nginx