feat(utils): 添加 sleep 工具函数

src/utils/common.ts

@@ -229,4 +229,8 @@ export const deserializeValue = (value: any): any => {
     console.warn('Failed to deserialize value:', value, error);
     return value;
   }
-};
+};
+
+export const sleep = (ms: number): Promise<void> => {
+  return new Promise(resolve => setTimeout(resolve, ms));
+};