v0.21.0

Docker image getfider/fider:0.21.0 is now available to use.
Docker image getfider/fider:stable is now the same as getfider/fider:0.21.0

Warning
Breaking Change: HOST_DOMAIN has been replaced by BASE_URL, see #1069

!!! BASE_URL must be a valid URL, e.g: https://feedback.yourdomain.com !!!

What's Changed

• fix: 404 errors on backups by @goenning in #1058
• fix: match DNS config during autocert by @goenning in #1067
• feature: trust custom oauth providers in order to create un-invited users in private mode by @goenning in #1068
• enhancement: replace HOST_DOMAIN with BASE_URL by @goenning in #1069

Full Changelog: v0.20.0...v0.21.0