feat: Initialize core application structure including authentication, role-based dashboards, service task management, and integration workflows.

app/Models/TemplateServiceItem.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class TemplateServiceItem extends Model
+{
+    protected $fillable = [
+        'template_id',
+        'service_id',
+        'label',
+        'is_mandatory',
+        'fields',
+    ];
+
+    protected $casts = [
+        'is_mandatory' => 'boolean',
+        'fields' => 'array',
+    ];
+
+    public function template()
+    {
+        return $this->belongsTo(IntegrationTemplate::class);
+    }
+
+    public function service()
+    {
+        return $this->belongsTo(Service::class);
+    }
+}