{
  pkgs,
  config,
  ...
}: {
  programs.walker = {
    enable = true;
    runAsService = true;

    # All options from the config.json can be used here.
    config = {
      search.placeholder = "Example";
      list = {height = 200;};
      websearch.prefix = "?";
      switcher.prefix = "/";
    };

    # If this is not set the default styling is used.
  };
}