docs(website): add terminal copy and ui focus fixes to changelog

- Add entry for Terminal Copy command fix (Ctrl-Shift-C/Cmd-Shift-C)
- Add entry for UI focus bug fix related to Tauri window decorations

src/pages/changelog.astro

@@ -62,6 +62,8 @@ import BaseLayout from '../layouts/BaseLayout.astro';
               </h3>
               <ul class="changes-list">
                 <li><strong>Local AI.</strong> Fixed an issue where the responses would appear in reverse order.</li>
+                <li><strong>Terminal.</strong> Fixed the Terminal Copy command <code>Ctrl-Shift-C</code>/<code>Cmd-Shift-C</code>.</li>
+                <li><strong>UI Focus.</strong> Fixed a possible bug where the UI wouldn't get focus at launch due to the custom window decorations in Tauri.</li>
               </ul>
             </div>
           </div>