ark/users/modules/swaylock/default.nix

{pkgs, ...}: {
  home.packages = [pkgs.swaylock-effects];

  programs.swaylock.settings = {
    screenshot = true;
    ignore-empty-password = true;
    clock = true;
    effect-scale = "0.5";
    effect-greyscale = true;
    effect-blur = "20x3";
  };
}