The stale content warning shows an admonition on an article when it has not been updated within a configurable number of days. The partial reads lastmod in front matter, and falls back to date.
Configuration
Set pageShowStaleWarning to enable this feature, and set pageStaleDays to control how many days may pass before an article is considered stale.
hugo.yaml
params:
pageShowStaleWarning: true
pageStaleDays: 365The pageStaleDays defaults to 365.