{ pkgs, ... }:
{
  users.users.charlotte.packages = [ pkgs.imapfilter ];

  systemd.services.imapfilter = {
    description = "Filter IMAP mail";
    wants = [ "network-online.target" ];
    after = [ "network-online.target" ];
    unitConfig.ConditionPathExists = "/home/charlotte/.config/imapfilter/config.lua";
    serviceConfig = {
      Type = "oneshot";
      User = "charlotte";
      EnvironmentFile = "/var/secrets/imapfilter.env";
      ExecStart = "${pkgs.imapfilter}/bin/imapfilter -c /home/charlotte/.config/imapfilter/config.lua";
    };
  };

  systemd.timers.imapfilter = {
    wantedBy = [ "timers.target" ];
    timerConfig = {
      OnCalendar = "*:0/5";
      Persistent = true;
    };
  };
}