Context. Phase 1 (schema reconciliation) is done via API. The live base "Codebase Atlas Q&A" (appOrIGUAHo92K70t) now has 148 fields across 7 tables, with 67 spec fields added programmatically. Five createdTime fields couldn't be created by API and use existing equivalents (mapping table below). The remaining work is all UI-only.
Source specs (full self-contained version, public gist for fetch): https://gist.github.com/Kurry/256c286e60a846ff8c576e6ac6275e19
Read §B (Webhook Receivers), §F (Automations), §D (Views), §E (Interfaces) end to end before starting.
Operating principle: the schema is right. Don't recreate fields. Pick up at the work below.