{{define "content"}}
<p>The complete settings: the <code>router</code> options of nixos-router as JSON, plus <code>system</code>.
   They are checked when applied; nothing changes until then.</p>
<form method="post" action="/advanced">
  <input type="hidden" name="csrf" value="{{.CSRF}}">
  <textarea name="settings" rows="30" spellcheck="false">{{.Data}}</textarea>
  <button>Save</button>
</form>
{{end}}