The PR #12 runbook and compose pre-flight headers claimed a wildcard
*.vector.apexfusion.org record covers new supplier hosts. It does not:
each mp-suppliers-* host is an individual DNS-only A record to
91.98.147.172, and on-box Let's Encrypt HTTP-01 issuance requires the
record to be unproxied.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>