Added a notice for issue #32

src/index.html

@@ -29,6 +29,10 @@ <h1>German-English Dictionary</h1>
       See <a href="https://github.com/haukex/de-en-dict?tab=readme-ov-file#troubleshooting" target="_blank">this link</a>
       for potential troubleshooting steps.
       <hr>
+      If you are using <strong>Firefox</strong> and are seeing this error message repeatedly even after reloading the page,
+      please note there is currently a <a href="https://github.com/haukex/de-en-dict/issues/32" target="_blank">known issue</a>
+      with Firefox. You may need to use a different browser (Chrome, Edge, Safari on a current macOS) until this issue is resolved.
+      <hr>
       Detailed error log for use in bug reports:
       <pre><code id="error-log">No errors yet.</code></pre>
     </div>