feat: Implement DNS management with dedicated models, repositories, requests, controllers, and services, while refactoring authentication by removing Passport and Sanctum.

app/Models/DnsDomain.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class DnsDomain extends Model
+{
+    use HasFactory;
+
+    protected $table = 'dns_manager_domain';
+
+    protected $fillable = [
+        'domain_name',
+        'user_id',
+        'dns_manager_server_id',
+        'is_created',
+        'plesk_id',
+    ];
+
+    public function user()
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function customer()
+    {
+        return $this->belongsToMany(Customer::class, 'dns_domain_user', 'domain_id', 'customer_id')->withTimestamps();
+    }
+
+    public function server()
+    {
+        return $this->belongsTo(DnsServer::class, 'dns_manager_server_id', 'id');
+    }
+
+    public function record()
+    {
+        return $this->hasMany(DnsRecord::class, 'dns_manager_domain_id', 'id');
+    }
+}