Allow Shopify worker reuse from central cron

modules/erp/import-integration/shopify-webhook-worker.php

@@ -132,6 +132,7 @@ function shopify_webhook_worker_run(PDO $pdo, array $env, int $limit): array
     }
 }
 
+if (PHP_SAPI === 'cli' && realpath($_SERVER['SCRIPT_FILENAME'] ?? '') === __FILE__) {
     $argvLimit = 20;
     foreach ($argv as $argument) {
         if (str_starts_with($argument, '--limit=')) {
@@ -148,3 +149,4 @@ try {
         fwrite(STDERR, $error->getMessage() . PHP_EOL);
         exit(1);
     }
+}