 to the SPIFFS</span>
  <span style="color: #000000;">HTTPUpload</span><span style="color: #434f54;">&amp;</span> <span style="color: #000000;">upload</span> <span style="color: #434f54;">=</span> <span style="color: #000000;">server</span><span style="color: #434f54;">.</span><span style="color: #000000;">upload</span><span style="color: #000000;">(</span><span style="color: #000000;">)</span><span style="color: #000000;">;</span>
  <span style="color: #00979c;">String</span> <span style="color: #000000;">