Contributor Guide

Everything you need to understand and contribute to the Toast codebase.

Get your development environment running from scratch.

Monorepo layout, packages, API middleware stack.

Git hooks, CI pipeline, commit conventions, and PR process.

Permission model, role definitions, and authorization middleware.

Reference

Implementation guides for API features, testing, database, React, and more.

Architecture Decision Records explaining why things are built the way they are.

Driver implementation guide and email testing setup.

Biome rules, Prettier config, and editor setup.