{
  programs.nixvim = {
    plugins.markdown-preview = {
      enable = true;

      settings = {
        auto_close = 0;
        theme = "dark";
      };
    };

    files."after/ftplugin/markdown.lua".keymaps = [{
      mode = "n";
      key = "<leader>m";
      action = ":MarkdownPreview<cr>";
    }];
  };
}