fix(view): add ID to upload button for easier access

Added an ID to the upload button in the file sharing section to facilitate easier DOM manipulation and element targeting. This enhancement ensures more robust and maintainable code, critical for future updates and potential automation tasks.

views/index.ejs

@@ -23,7 +23,7 @@
       <div class="section" id="uploadSection">
         <h2>Share File</h2>
         <input type="file" id="fileInput" />
-        <button onclick="uploadFile()">Share</button>
+        <button id="uploadButton" onclick="uploadFile()">Share</button>
         <div class="result" id="uploadResult"></div>
         <div class="result" id="uploadStats"></div>
         <button