fix

app/Http/Requests/ProductSKUStoreRequest.php

@@ -27,7 +27,7 @@ class ProductSKUStoreRequest extends FormRequest
             'status'                => 'nullable|string',
             'rfid'                  => 'nullable|string',
             'factory_number'        => 'nullable|string',
-            'manufacturer_date'     => 'nullable|date',
+            'manufacture_date'     => 'nullable|date',
             'service_life'          => 'nullable|integer',
             'certificate_number'    => 'nullable|string',
             'certificate_date'      => 'nullable|date',