Everything you need to build on this template: authentication, payments, security, internationalization, testing, and the conventions the codebase follows. Each guide is short, practical, and matches the code you have.
Install dependencies, copy the environment file, and have the app running locally in a few minutes.
The full reference documentation lives in the repository's docs/ folder, so it travels with the code and stays current through review.
Supabase Auth with email, OAuth, and optional TOTP multi-factor authentication.
docs/AUTH.mdStripe checkout, customer portal, and idempotent webhooks for one-time and subscription billing.
docs/STRIPE.mdCSRF origin checks, CSP with nonces, rate limiting, input validation, and auth guards.
docs/SECURITY.mdEvery variable explained — required, optional, and feature-gated integrations.
docs/ENVIRONMENT.mdUnit tests with Jest, end-to-end tests with Playwright, and automated accessibility checks.
docs/TESTING.mdShip to Vercel or run in Docker, with production checklists.
docs/DEPLOYMENT.mdToken-based colors, the 8px grid, and the automated design-system check.
docs/DESIGN_SYSTEM.mdThe built-in API routes and the validation-first pattern every route follows.
docs/API.mdEverything to verify before your product goes live.
docs/LAUNCH_CHECKLIST.md