- Handles sitemap and robots requests before account-specific route checks and release-news generation.
- Supports GET and HEAD for search documents, with explicit method rejection otherwise.
- Lists explicit language URLs matching canonical metadata, including English and support guides.
- Adds reciprocal hreflang links and an English x-default for public pages.
- Keeps login crawlable so search engines can read its noindex metadata.
- Makes unknown-route 404 metadata explicit.
SKYMISSION BETA 0.6.2.11