fix: Add MustPutInputFile function

[qianxi66]

检测上传的inputfile换行符格式是否符合要求。

1. 将所有 '\r\n' 替换为 '\n'
2. 如果文件结尾的最后一个字符不是 '\n'， 加一个
3. 通过增加sanitize变量作为开关控制这个行为

[github-actions]

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