feat(auth): implement authentication endpoints with registration and login functionality

app/Http/Resources/UserResource.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Http\Resources;
+
+use App\Models\User;
+use Illuminate\Http\Request;
+use Illuminate\Http\Resources\Json\JsonResource;
+use OpenApi\Attributes as OA;
+
+#[OA\Schema(
+    schema: 'User',
+    properties: [
+        new OA\Property(property: 'id', type: 'integer', example: 1),
+        new OA\Property(property: 'name', type: 'string', example: 'علی رضایی'),
+        new OA\Property(property: 'username', type: 'string', example: 'ali'),
+        new OA\Property(property: 'email', type: 'string', format: 'email', example: 'ali@example.com'),
+        new OA\Property(property: 'mobile', type: 'string', example: '09123456789'),
+        new OA\Property(property: 'created_at', type: 'string', format: 'date-time'),
+    ]
+)]
+/** @mixin User */
+class UserResource extends JsonResource
+{
+    /**
+     * @return array<string, mixed>
+     */
+    public function toArray(Request $request): array
+    {
+        return [
+            'id' => $this->id,
+            'name' => $this->name,
+            'username' => $this->username,
+            'email' => $this->email,
+            'mobile' => $this->mobile,
+            'created_at' => $this->created_at?->toIso8601String(),
+        ];
+    }
+}