fix: to #50555373 修复windows下删除job后，缓冲文件不会删除的问题

[shungang]

49342210 支持指定 max-keys

避免createPolicy后，服务端的policy没生效导致attachPolicyToUser提示policyName不存在

上传出错时，增加复制错误信息到剪贴板

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:white_check_mark: shungang
:x: chenshungang

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[PeterRao]

解决下冲突