Rollen Chunk 7: Benutzerverwaltung und Sicherung strikt Admin-only

src/lib/auth-client.ts

@@ -5,7 +5,7 @@ export interface AuthStatus {
   mode: "off" | "password" | "sso";
   ssoEnabled: boolean;
   setupRequired: boolean;
-  user: { email: string; role: string } | null;
+  user: { id: string; email: string; role: string } | null;
 }
 
 async function authRequest<T>(path: string, init?: RequestInit): Promise<T> {