Backup-Funktionalität

v2_adminpanel/templates/dashboard.html

@@ -36,6 +36,7 @@
             <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>
     </div>
 
@@ -117,6 +118,42 @@
         </div>
     </div>
 
+    <!-- Backup-Status -->
+    <div class="row g-3 mb-4">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-body">
+                    <h5 class="card-title">💾 Backup-Status</h5>
+                    {% if stats.last_backup %}
+                        {% if stats.last_backup[4] == 'success' %}
+                            <p class="mb-1">
+                                <strong>Letztes Backup:</strong> 
+                                <span class="text-success">✅ Erfolgreich</span>
+                                am {{ stats.last_backup[0].strftime('%d.%m.%Y %H:%M:%S') }}
+                            </p>
+                            <p class="mb-0">
+                                <small class="text-muted">
+                                    Größe: {{ (stats.last_backup[1] / 1024 / 1024)|round(2) }} MB | 
+                                    Dauer: {{ stats.last_backup[2]|round(1) }} Sekunden | 
+                                    Typ: {{ 'Manuell' if stats.last_backup[3] == 'manual' else 'Automatisch' }}
+                                </small>
+                            </p>
+                        {% else %}
+                            <p class="mb-0">
+                                <strong>Letztes Backup:</strong> 
+                                <span class="text-danger">❌ Fehlgeschlagen</span>
+                                am {{ stats.last_backup[0].strftime('%d.%m.%Y %H:%M:%S') }}
+                            </p>
+                        {% endif %}
+                    {% else %}
+                        <p class="text-muted mb-0">Noch kein Backup vorhanden</p>
+                    {% endif %}
+                    <a href="/backups" class="btn btn-sm btn-outline-primary mt-2">Backup-Verwaltung →</a>
+                </div>
+            </div>
+        </div>
+    </div>
+
     <div class="row g-3">
         <!-- Bald ablaufende Lizenzen -->
         <div class="col-md-6">