Version 8 to 9 Changes

System Wide

base system updated to Debian 12 Bookworm
configurable system locals (see Locales)
adapted and expanded shortcuts to debug and restart services (see Generic Admin User)
update SSH moduli to 3072-Bit
we moved Solr into an own managed service (see Solr)
we removed the possibility to add custom ca certificates to the servers keychain

monitoring checks, and their on-call state, are configured according to the SLA level selected in Cockpit
Netdata is available as part of the status vhost

switched to the Apache web server (see Website)
WAF configuration moved into its own file located at ~/cnf/waf.conf (see Web Application Firewall)
WAF configuration changes must be activated with waf-apply (see Web Application Firewall)
new configuration for request limits (see Limits)
removed the env option, all related configuration options can be set independently
removed the context option, which can be configured through application-specific environment variables as of now (see Environment Variables)
removed proxy and redirect types, which can be configured in .htaccess as of now
removed python and ruby types, as they work better and more flexible in a container environment (see Docker)
removed the ability to deliver mail sent by PHP’s mail() function locally, as this was not honored within most applications anymore
TYPO3 11/12 Core updates are automatically applied, for release notes see get.typo3.org
PHP composer2 updates are automatically applied, for release notes see getcomposer.org
Wordpress wp-cli updates are automatically applied, for release notes see github.com/wp-cli/wp-cli

containers and images are now directly included in each backup
the network was configured to allow for dualstack IPv4/IPv6 containers
docker-compose (v1) is no longer supported by Docker. Please use docker compose (v2) instead
Changed storage driver from btrfs to overlay2

removed the envelope_from option, which can be set from within the sendmail process already