Engineering change logs are written for other engineers. SEO needs a different grain: which URL changed, what kind of change it was, and whether a human meant it.
A title tag is not a schema migration. A redirect is not a CSS tweak. If those collapse into “shipped v2.4,” you have already lost the plot. The ranking moved on a handful of URLs. Your history should be able to name them.
The minimum useful record
- The URL or template, not just the repo
- The type of change (content, technical, redirect, crawl)
- Who decided it, even if you never show a byline on the public site
- The date it went live, and the date it was first recrawled if you know it
That is enough to put next to Search Console. It is not enough to win an argument in Slack without the traffic line, but it is enough to stop guessing which of last quarter’s forty changes to blame.