补齐批次详情页访客与空态边界测试

resources/views/admin/platform_batches/show.blade.php

@@ -43,7 +43,7 @@
         </div>
         <div class="actions gap-10">
             <a class="btn btn-secondary btn-sm" href="{{ $backToListUrl }}">返回上一页</a>
-            @if($runId !== '')
+            @if(($error ?? '') === '' && $runId !== '')
                 <button type="button" class="btn btn-secondary btn-sm" data-action="copy-run-id" data-run-id="{{ $runId }}">复制 run_id</button>
             @endif
             <a class="btn btn-secondary btn-sm" href="/admin/platform-batches/show?type={{ $type }}&run_id={{ urlencode($runId) }}&back={{ urlencode($selfWithoutBack) }}">刷新</a>