#Contracts

Interface contracts and API specifications for system integration.

#V2 Contracts

V2 fact-engine contracts are defined in:

• Fact & Taxonomy Schema Map — Database schema, Zod schemas, AI types
• packages/shared/src/schemas.ts — Runtime validation schemas

#Legacy Contracts

Contract	Status	Description
Global URL Library	Deprecated	V1/vNext URL library schema (tables dropped in migrations 0057-0060)