feat: Implement admin user management features

- Added adminCreateUser endpoint and corresponding DTO for creating users.
- Implemented deleteUser and resetPassword functionalities for admin users.
- Introduced updateEmail functionality for admin users.
- Updated UsersService to handle user creation, deletion, password reset, and email updates.
- Modified UsersController to include new admin routes with appropriate role checks.
- Refactored frontend navigation to link to user management under profile.
- Created new profile tabs for user management and database management.
- Developed AnvandareClient component for user management, including user creation, deletion, role changes, and password resets.
- Added DatabsTab for managing product listings and merging duplicates.
- Enhanced MinProfilTab for user profile management with form handling.

frontend/app/api/admin-users/route.ts

@@ -1,4 +1,4 @@
-import { NextResponse } from 'next/server';
+import { NextRequest, NextResponse } from 'next/server';
 import { auth } from '../../../auth';
 
 const API_BASE =
@@ -17,3 +17,22 @@ export async function GET() {
   const data = await res.json();
   return NextResponse.json(data, { status: res.status });
 }
+
+export async function POST(request: NextRequest) {
+  const session = await auth();
+  if (!session || (session.user as any)?.role !== 'admin') {
+    return NextResponse.json({ message: 'Förbjuden' }, { status: 403 });
+  }
+
+  const body = await request.json();
+  const res = await fetch(`${API_BASE}/api/users`, {
+    method: 'POST',
+    headers: {
+      'Content-Type': 'application/json',
+      Authorization: `Bearer ${session.accessToken}`,
+    },
+    body: JSON.stringify(body),
+  });
+  const data = await res.json();
+  return NextResponse.json(data, { status: res.status });
+}