feat: Refactor addon management to use AddonType and AddonInputType enums, update the database schema, and implement a grouped datatable display for addons.

database/migrations/2026_02_13_104842_change_type_id_to_type_in_product_addon_table.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('product_addon', function (Blueprint $table) {
+            $table->renameColumn('type_id', 'type');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('product_addon', function (Blueprint $table) {
+            $table->renameColumn('type', 'type_id');
+        });
+    }
+};