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[ ] This PR represents the translation of a single, complete document, or contains only bug fixes.
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一个非常小的建议，请问这里为了防止重复包含头文件是不是应该改成COMMON_H，因为头文件名字叫做common.h
If this pull request (PR) pertains to Chinese-to-English translation, please confirm that you have read the contribution guidelines and complete the checklist below:
If this pull request (PR) is associated with coding or code transpilation, please attach the relevant console outputs to the PR and complete the following checklist: