🌟 feat: Enhance User Experience and SEO with Accessibility Updates and robots.txt (#5392)

* 🔈 fix: Refactor AudioRecorder to use button element for improved accessibility

* 🔈 fix: Update conversation menu button ID for improved accessibility

* 🔈 fix: Remove redundant role attribute from SidePanel for improved accessibility

* feat: Add robots.txt to manage web crawler access

* feat: Update index.html with meta description and remove legacy file

* fix: resolve merge conflicts.

* fix: resolve merge conflicts.

* fix: resolve merge conflicts.

* feat: Update index.html with meta description and remove legacy file

* 🔧 feat: Add legacy support and improve SidePanel accessibility

* 🔧 feat: Integrate express-static-gzip for improved static file serving and add new plugins for enhanced functionality

* 🔧 chore: Remove unused HTML ESLint plugin configurations and dependencies

---------

Co-authored-by: Ruben Talstra <RubenTalstra1211@outlook.com>

client/index.html

@@ -6,6 +6,7 @@
     <meta name="mobile-web-app-capable" content="yes" />
     <meta name="apple-mobile-web-app-capable" content="yes" />
     <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
+    <meta name="description" content="LibreChat - An open source chat application with support for multiple AI models" />
     <title>LibreChat</title>
     <link rel="shortcut icon" href="#" />
     <link rel="icon" type="image/png" sizes="32x32" href="/assets/favicon-32x32.png" />
@@ -53,6 +54,5 @@
     <div id="root">
       <div id="loading-container"></div>
     </div>
-    <script type="module" src="/src/main.jsx"></script>
   </body>
 </html>