s="cn">NULL</span>,
                    <span class="va">options</span> <span class="op">=</span> <span class="va">shinyMobile_options</span>,
                    <span class="va">allowPWA</span> <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span> <span class="op">{</span>

  <span class="co"># ... unchanged</span>

  <span class="co"># create body_tag</span>
  <span class="va">body_tag</span> <span class="op">&lt;-</span> <span class="va">tags</span><span class="op">$</span><spa