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Git Notes: Git's coolest, most unloved feature (2022)
he short of it is: they’re cool for appending notes from automated systems (like ticket or build systems) but not really for having interactive conversations with other developers (at least not yet) – Scott Chacon, GitHub.blog, Aug. 2010 Git notes are almost a secret.
Notes stow metadata about anything tracked by git —any object: commits, blobs, and trees. The command above shows me all the standard git log info alongside information about what tests ran and who reviewed the code. Someone at Google cobbled together a full-on code review system teetering atop git notes called git-appraise.
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