update email template

app/Integrations/Whmcs/Extractors/AddonExtractor.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Integrations\Whmcs\Extractors;
+
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\LazyCollection;
+
+class AddonExtractor
+{
+    public function extract(): LazyCollection
+    {
+        return DB::connection('whmcs')->table('tbladdons')->orderBy('id')->cursor();
+    }
+
+    /** tblpricing row for this addon, if any (type='addon'). */
+    public function pricing(int $addonId): ?object
+    {
+        return DB::connection('whmcs')->table('tblpricing')
+            ->where('type', 'addon')
+            ->where('relid', $addonId)
+            ->first();
+    }
+}