报错示例：拉镜像时提示 credential helper 不存在。
Up to 4K 60fps, 8K 30fps
，更多细节参见同城约会
**MUST** avoid including redundant comments which are tautological or self-demonstating (e.g. cases where it is easily parsable what the code does at a glance or its function name giving sufficient information as to what the code does, so the comment does nothing other than waste user time)
"status": "Complete",
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