<span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/tempfile.html">tempdir</a></span><span class="op">(</span><span class="op">)</span><span class="op">)</span>
<span class="va">app.path</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/file.path.html">file.path</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/tempfile.html">tempdir</a></span><span class="op">(</span><span class="op">)</span>, <span class="st">"micr