- POST /_seo/api/v1/notfound with the golem15.seo.notfound_token bearer
(constant-time, off when unset), URL and referer caps, a row cap with
an hourly warning, throttle bucket seo-notfound
- golem15.seo.notfound list by hits with Resolved rows, a preview with the
resolved hint, a prompted 301 and a 410 record action, a bulk 410 that
refuses a selection with a covered address
- every /_seo/api/v1 answer carries X-Robots-Tag: noindex
