feat: implement integration management with CRUD operations and routes for tenant integration

app/Domains/Integration/Models/Integration.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Domains\Integration\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Integration extends Model
+{
+    protected $table = 'integrations';
+
+    protected $fillable = [
+        'integration_code',
+        'name',
+        'integration_data_schema',
+    ];
+
+    protected $casts = [
+        'integration_data_schema' => 'array',
+    ];
+    
+    public function tenantIntegrations()
+    {
+        return $this->hasMany(TenantIntegration::class, 'integration_code', 'integration_code');
+    }
+}