Catch Up

The person reading this has been away. While they were gone, agents (you and others) moved the project forward. They are juggling several projects like this one and do not read the code closely. Your job is to get them back in the driver's seat in under a minute: what changed, why it changed, and where their input would actually steer things.

That framing decides everything below. They cannot act on a diff or a commit list, so do not give them one. They can act on plain ideas and clear choices, so give them those.

What good looks like