v0.1.29 — Geraete-Offboarding (v1)

Neu:
- Geraete-Offboarding: Geraete ueber Intune, Autopilot und Entra ID
  entfernen. Suche + ID-Aufloesung (via $batch), Recovery-Keys
  (BitLocker/FileVault/LAPS) vor dem Loeschen, Bestaetigungs-Dialog mit
  Dienst-Auswahl + 403/Multi-Admin-Approval-Handling, im Read-Only gesperrt.
  Neues Modul src/Offboard.ps1, Endpoints /api/offboard/{search,keys,execute}.
  Portiert aus Device Offboarding Manager (Ugur Koc, MIT).
- Offboarding-Berechtigungen dokumentiert; Setup-Skript -IncludeOffboarding.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

docs/Setup-AppRegistration.ps1

@@ -61,6 +61,7 @@ param(
     [switch]$MultiTenant,
     [switch]$ReadOnly,
     [switch]$IncludeDeviceActions,
+    [switch]$IncludeOffboarding,
     [switch]$GrantAdminConsent,
     [switch]$EmitManifest
 )
@@ -85,6 +86,18 @@ if ($IncludeDeviceActions) {
           'DeviceManagementManagedDevices.PrivilegedOperations.All')
     }
 }
+if ($IncludeOffboarding) {
+    # Geraete ueber Intune/Autopilot/Entra entfernen + Recovery-Keys lesen.
+    # ACHTUNG: Loeschen braucht zusaetzlich Verzeichnis-/Intune-ROLLEN (Cloud
+    # Device Administrator / Intune Administrator) — nicht nur diese Scopes.
+    $perms += @(
+        'Device.ReadWrite.All',
+        'DeviceManagementManagedDevices.ReadWrite.All',
+        'DeviceManagementServiceConfig.ReadWrite.All',
+        'BitlockerKey.Read.All',
+        'DeviceLocalCredential.Read.All'
+    )
+}
 $perms = $perms | Select-Object -Unique
 
 # --- Verbinden ----------------------------------------------------------------