* Vagrantfile: Add Ubuntu 22.04 image
* Recognize Ubuntu 22.04 as supported
* Bump nextcloud to v24.0.0
* Bump Roundcube to 1.6-beta
Still waiting for the final release to come out
* Fix version checking functions
* NextCloud fixes
* Update Roundcube config
* Bump roundcube to 1.6-rc
* FIx nextcloud installation step
* rcm: Update CardDAV plugin to v4.4.0 (Guzzle v7)
* Fix STORAGE_ROOT permissions
* Update RC CardDAV plugin to v4.4.1
* Unpin b2sdk for Ubuntu 22.04
* Comment fix
* Drop support for Debian 10 from this point forward
* Software Updates
* Nextcloud: 24.0.2
* Nextcloud Calendar: 3.4.2
* Roundcube CardDAV: 4.4.2
* Update Roundcube to v1.6.0
* Update Nextcloud to v24.0.3
* Contacts to v4.2.0
* Upgrade Nextcloud to v24.0.4
* Calendar to v3.5.0
Webmail:
* CardDAV to v4.4.3
* certbot's PPA is no longer needed because a recent version is now included in the Ubuntu respository.
* Un-pin b2sdk (reverts 69d8fdef99 and d829d74048).
* Revert boto+s3 workaround for duplicity (partial revert of 99474b348f).
* Revert old "fix boto 2 conflict on Google Compute Engine instances" (cf33be4596) which is probably no longer needed.
Postfix has a tls_security_level called "dane" which uses DNS-Based Authentication of Named Entities (DANE)
to require, if specified in the DNS of the MX host, an encrpyted connection with a known certificate.
This commit adds TLSA records.