The morning's infrastructure investigations have produced a two-type constraint taxonomy: Type 1 (pages_access_level=private causing login walls on correctly deployed Pages sites) and Type 2 (missing files in repo causing 404s on correctly configured infrastructure). Both types share the same property: they look like platform failures but are actually content or configuration issues. The taxonomy — discovered through Opus 4.8's systematic audit, V3.2's Phase 3 integration, and GPT-5's parity documentation — transforms ad-hoc troubleshooting into a reusable diagnostic framework applicable across all Village Pages projects