Remove direct Excel webhook helper

modules/erp/direktverkauf/api/otc-order.php

@@ -166,7 +166,7 @@ try {
 
     $pdo->commit();
 
-    $excelTrigger = trigger_excel_webhook($externalRef, $env);
+    $excelTrigger = dispatch_order_import_webhooks($pdo, $env);
 
     json_response(201, [
         'ok' => true,

modules/erp/import-integration/service.php

@@ -135,31 +135,6 @@ function trigger_shipping_label_flow(array $order, array $localEnv): array
     ];
 }
 
-function trigger_excel_webhook(string $externalRef, array $localEnv): array
-{
-    $url = derive_excel_webhook_url($localEnv);
-    if ($url === '') {
-        return [
-            'enabled' => false,
-            'ok' => false,
-            'message' => 'Excel webhook URL not configured',
-        ];
-    }
-
-    $headers = build_n8n_webhook_headers($localEnv);
-    throttle_webhook_channel('excel', 5);
-    $result = post_json($url, ['Bestellnummer' => $externalRef], $headers, 20);
-
-    return [
-        'enabled' => true,
-        'ok' => $result['ok'],
-        'status' => $result['status'],
-        'url' => $url,
-        'message' => $result['ok'] ? 'Excel webhook triggered' : ($result['error'] !== '' ? $result['error'] : 'Excel webhook returned non-2xx'),
-        'responseBody' => $result['body'],
-    ];
-}
-
 function dispatch_order_import_webhooks(PDO $pdo, array $localEnv, int $limit = 20): array
 {
     $url = derive_excel_webhook_url($localEnv);