Backup-Funktionalität

v2_adminpanel/templates/licenses.html

@@ -30,6 +30,7 @@
             <a href="/customers" class="btn btn-secondary">👥 Kunden</a>
             <a href="/sessions" class="btn btn-secondary">🟢 Sessions</a>
             <a href="/audit" class="btn btn-secondary">📋 Audit</a>
+            <a href="/backups" class="btn btn-secondary">💾 Backups</a>
             <div class="btn-group">
                 <button type="button" class="btn btn-info dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
                     📥 Export