Time requests from the lock screen: one request with +15/+30/+1 h buttons, lock lifts quickly

- Ask a parent on the lock screen also makes a request parents answer in Settings > Family
- Parents choose how many minutes; the child's lock screen rechecks every few seconds
- Notification links open Settings > Family
- Test updated

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

public/settings.js

@@ -75,7 +75,8 @@ function personSheet(u) {
   const del = el.querySelector('#u-del'); if (del) del.onclick = () => confirmSheet('Delete ' + u.name + '?', 'Their tasks, events, settings and sign-ins are permanently deleted.', 'Delete', () => act(() => jfetch('/api/users/' + encodeURIComponent(u.id), { method: 'DELETE' }), 'Deleted'));
 }
 
-function viewSettings() {
+function viewSettings(args) {
+  if (args && args[0]) { try { store.set('settings_tab', args[0]); } catch {} } // (a link such as #/settings/family opens that tab)
   const signed = !!sf.token();
   const isAdmin = ME && ME.role === 'admin';
   const tabNames = ME ? TABS.filter(t => ME.tabs.includes(t[0]) && !['home', 'settings'].includes(t[0])).map(t => t[1]).join(', ') : '';