Developer documentation

Invariants, domain authority, feature contracts, and operating procedures.

What are you working on?

Find the rules, implementation references, and procedures for your next change.

Browse all documents

Understand the system

Get familiar with the vocabulary and the contracts that govern behavior.

Developer vocabulary
Domain contracts
Feature execution contracts

Make a change

Follow the implementation paths and checks for a well-scoped contribution.

Write a test
Write a database migration
Trace a template to its FEAT

Run and integrate

Explore hosting guidance and the HTTP interface.

Self-hosting
HTTP interface reference

Before you implement

Read the governing contracts in order. Higher-level authority takes precedence.

Core & architectural invariantsThe system’s governing rules
Domain contractsAuthority within each domain
Feature execution contractsHow changes execute

Specifications bind implementations when incorporated by governing contracts. Maps, principles, and most references explain the system without defining runtime authority.

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