test(auth): add UserFactory for testing

database/factories/UserFactory.php

@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Facades\Hash;
+
+/**
+ * @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\User>
+ */
+final class UserFactory extends Factory
+{
+    /**
+     * The current password being used by the factory.
+     */
+    private static string $password;
+
+    /**
+     * Define the model's default state.
+     */
+    public function definition(): array
+    {
+        return [
+            'name' => fake()->name(),
+            'email' => fake()->unique()->safeEmail(),
+            'email_verified_at' => now(),
+            'password' => self::$password ??= Hash::make('password'),
+        ];
+    }
+
+    /**
+     * Indicate that the model's email address should be unverified.
+     */
+    public function unverified(): static
+    {
+        return $this->state(fn (array $attributes): array => [
+            'email_verified_at' => null,
+        ]);
+    }
+}