v2026.09.14.3 – v2026.09.15.02 — 2026-09-15

• fix(mail): issue autoconfig certs for mail domains on external DNS too
• fix(mail): autoconfig vhost must proxy the agent over https, not http
• docs(changelog): testing index entries for 2026.09.14/15 builds
• docs(whatsnew): note the mail-autoconfig / QR-code repair
• fix(mail): autoconfig registry lookup used the wrong cert name → 404, no idempotency