topnotch_website/database/factories/TaxRateFactory.php

<?php

namespace Database\Factories;

use Illuminate\Database\Eloquent\Factories\Factory;

/**
 * @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\TaxRate>
 */
class TaxRateFactory extends Factory
{
    /**
     * Define the model's default state.
     *
     * @return array<string, mixed>
     */
    public function definition(): array
    {
        return [
            'name'  => strtoupper($this->faker->randomLetter()).'ST',
            'value' => random_int(1, 15),
        ];
    }
}