@@ -250,6 +250,9 @@ The pre-existing [services.ankisyncd](#opt-services.ankisyncd.enable) has been m
-`services.postgresql.extraPlugins` changed its type from just a list of packages to also a function that returns such a list.
For example a config line like ``services.postgresql.extraPlugins = with pkgs.postgresql_11.pkgs; [ postgis ];`` is recommended to be changed to ``services.postgresql.extraPlugins = ps: with ps; [ postgis ];``;
- The Matrix homeserver [Synapse](https://element-hq.github.io/synapse/) module now supports configuring UNIX domain socket [listeners](#opt-services.matrix-synapse.settings.listeners) through the `path` option.
The default replication worker on the main instance has been migrated away from TCP sockets to UNIX domain sockets.
- Programs written in [Nim](https://nim-lang.org/) are built with libraries selected by lockfiles.
The `nimPackages` and `nim2Packages` sets have been removed.
See https://nixos.org/manual/nixpkgs/unstable#nim for more information.