Add iOS mobile polish

templates/layout.php

@@ -125,6 +125,26 @@ $jsVersion = is_file(base_path('assets/js/app.js')) ? (string) filemtime(base_pa
                 </footer>
             <?php endif; ?>
         </main>
+        <?php if ($authUser !== null): ?>
+            <nav class="ios-tabbar" aria-label="Mobile Navigation">
+                <a class="<?= $page === 'dashboard' && ($dashboardView ?? 'day') === 'day' ? 'active' : '' ?>" href="/?view=day&amp;date=<?= e(rawurlencode(today())) ?>">
+                    <span class="ios-tabbar__icon" aria-hidden="true"></span>
+                    <span>Heute</span>
+                </a>
+                <a class="<?= $page === 'dashboard' && ($dashboardView ?? '') === 'week' ? 'active' : '' ?>" href="/?view=week&amp;date=<?= e(rawurlencode(today())) ?>">
+                    <span class="ios-tabbar__icon" aria-hidden="true"></span>
+                    <span>Woche</span>
+                </a>
+                <a class="<?= $page === 'dashboard' && ($dashboardView ?? '') === 'month' ? 'active' : '' ?>" href="/?view=month&amp;date=<?= e(rawurlencode(today())) ?>">
+                    <span class="ios-tabbar__icon" aria-hidden="true"></span>
+                    <span>Monat</span>
+                </a>
+                <a class="<?= $page === 'options' ? 'active' : '' ?>" href="/options">
+                    <span class="ios-tabbar__icon" aria-hidden="true"></span>
+                    <span>Optionen</span>
+                </a>
+            </nav>
+        <?php endif; ?>
     </div>
 </body>
 </html>