Function addStableSince

scripts/release/main.go:271–277

addStableSince adds a stable since note to the release body. Example: > ## Stable (since April 23, 2024)

(date time.Time, body string)

//
//	> ## Stable (since April 23, 2024)
func addStableSince(date time.Time, body string) string {
	// Protect against adding twice.
	if strings.Contains(body, "> ## Stable (since") {
		return body
	}
	return fmt.Sprintf("> ## Stable (since %s)\n\n", date.Format("January 02, 2006")) + body
}

// removeMainlineBlurb removes the mainline blurb from the release body.
//