理解大型代码库

← All use cases

难度：简单

适用场景：New engineers onboarding to a new repo or service Anyone trying to understand how a feature works before changing it

启动提示

Explain how the request flows through <name of the system area> in the codebase. Include:

• which modules own what
• where data is validated
• the top gotchas to watch for before making changes