auth-flow-builder

This skill builds complete authentication flows (JWT, OAuth, session-based) with security best practices.Supports Python (FastAPI, Flask), Node.js/Bun (Hono, Express), and includes registration, login, logout, refresh tokens, password reset.Implements bcrypt/argon2 hashing, JWT signing/verification, session management, CSRF protection, rate limiting.Activate when user says "add authentication", "build login", "JWT auth", "OAuth integration", or needs secure auth.Output: Complete auth system with endpoints, middleware, security, tests, and documentation.

// tip: Run this command in your terminal to install the skill