dotfiles/home-manager/modules/helix/config/settings.nix

{
  settings = {
    editor = {
      mouse = true;
      auto-format = true;
      auto-save = true;
      line-number = "relative";
      lsp = {
        display-messages = true;
        display-inlay-hints = true;
      };
    };
    keys = {
      normal = {
        space = {
          f = ":format";
          q = ":q";
          w = ":w";
        };
      };
    };
    theme = "catppuccin_macchiato";
  };
}