fix;提交代码子账号

apps/h5-partner/src/lib/upload-lock.ts

@@ -0,0 +1,11 @@
+/** 串行化上传，避免微信 JSSDK 并发选图/读图导致卡死 */
+let uploadChain: Promise<unknown> = Promise.resolve();
+
+export function enqueueUpload<T>(task: () => Promise<T>): Promise<T> {
+  const next = uploadChain.then(task, task);
+  uploadChain = next.then(
+    () => undefined,
+    () => undefined,
+  );
+  return next;
+}