Usermanager/Database/Seeders/UsersSeeder.php

<?php

    namespace Modules\Usermanager\Database\Seeders;

    use Faker\Generator;
    use Illuminate\Database\Seeder;
    use Illuminate\Support\Facades\Hash;
    use Modules\Usermanager\Entities\User;
    use Spatie\Permission\Models\Role;

    class UsersSeeder extends Seeder
    {
        /**
         * Run the database seeds.
         *
         * @return void
         */
        public function run(Generator $faker)
        {
            $roles = Role::all();

            foreach ($roles as $role) {
                if ($role->name == 'administrator') {
                    $admin = User::create(
                        [//ad dd ao
                            'name'              => $faker->name,
                            'email'             => 'admin@demo.com',
                            'password'          => Hash::make('demo'),
                            'email_verified_at' => now(),
                        ]
                    );
                    $admin->assignRole($role);
                }

                if ($role->name == 'ad') {
                    $admin = User::create(
                        [//ad dd ao
                         'name'              => "Associate Director",
                         'email'             => '230700',
                         'password'          => Hash::make('bagbag'),
                         'email_verified_at' => now(),
                        ]
                    );
                    $admin->assignRole($role);
                }

                if ($role->name == 'dd') {
                    $admin = User::create(
                        [//ad dd ao
                         'name'              => "Deputy Director",
                         'email'             => '230701',
                         'password'          => Hash::make('bagbag'),
                         'email_verified_at' => now(),
                        ]
                    );
                    $admin->assignRole($role);
                }

                if ($role->name == 'eo') {
                    $admin = User::create(
                        [//ad dd ao
                         'name'              => "Executive Officer",
                         'email'             => '230702',
                         'password'          => Hash::make('bagbag'),
                         'email_verified_at' => now(),
                        ]
                    );
                    $admin->assignRole($role);
                }
            }
        }
    }