nix-configurations/hosts/lkk-nix-1/services/searx.nix

{ pkgs, ... }:
{
  services.searx = {
    enable = true;
    package = pkgs.searxng;
    settings = {
      server.port = 3004;
      server.secret_key = "@SEARX_SECRET_KEY@";
    };
  };
}