Planner: Calendar and Tasks in one menu entry, due tasks shown on the calendar; menu, More sheet and Home tiles grouped by kind

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

public/index.html

@@ -55,6 +55,7 @@
 <script src="/webauthn.js"></script>
 <script src="/links.js"></script>
 <script src="/palette.js"></script>
+<script src="/planner.js"></script>
 <script src="/reminders.js"></script>
 <script src="/file-history.js"></script>
 <script src="/music-extras.js"></script>