Docs update: Ultimate Multisite v2.14.2

[superdav42]

Release

Ultimate Multisite v2.14.2 — released 2026-07-16

Required doc updates

• docs/developer/rest-api/overview.md — document the authenticated MCP/ability tool multisite-ultimate/site-availability-diagnose, including supported inputs (site_id, domain, optional frontend_smoke) and returned availability, targeting, domain mapping, visit-limit, and lock-reason fields.
• docs/user-guide/troubleshooting/how-to-get-help.md — add a support note that v2.14.2 site availability diagnostics can help identify domain mapping, membership lock, demo/inactive site, and visit-limit lock reasons.

Changelog entry

Version [2.14.2] - Released on 2026-07-16
- New: Authenticated site availability diagnostics now report domain, lock, visit-limit, and frontend smoke-test details for support and automation.
- Fix: Cross-domain SSO now preserves the correct admin destination and handles cookie-less token redirects more safely.
- Fix: Visit-limit lock pages now return HTTP 503, blank screenshots are rejected, and MU-Migration WP-CLI probes no longer trigger autoload errors.
- Fix: Shortcode generator fields, late add-on forms, and default template availability now load reliably.

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