public function test_admin_can_create_client(): void
{
    $adminRole = Role::where('name', 'Admin')->first();
    $org = Organization::first();
    $admin = User::factory()->create(['role_id' => $adminRole->id, 'organization_id' => $org->id]);

    $response = $this->actingAs($admin)->post('/clients', [
        'name' => 'New Client',
        'email' => 'new@client.com',
        'phone' => '0712345678',
    ]);

    $response->assertRedirect('/clients');
    $this->assertDatabaseHas('clients', ['name' => 'New Client']);
}