- Importing all environment variables is considered deprecated for `systemdctl import-environment`. The list of variables are picked from: https://github.com/swaywm/sway/wiki/Systemd-integration#managing-user-applications-with-systemd The `XDG_CURRENT_DESKTOP` is said to be required for portals, see: https://github.com/nix-community/home-manager/pull/2385#issuecomment-1026454162 - DBus activation environment should also be updated. Otherwise, DBus activated programs, without a coresponding systemd service, cannot get a correct environment and would fail, eg. `mako`.
test.stubs
This option provides a more convenient way to overlay dummy packages. It also adds a function `config.lib.test.mkStubPackage` that can, e.g., be used for `package` options.
(cherry picked from commit ea3ff797c87313e71f2ed2fd2b932a18a4b4400b)
