react-email
This skill documents how to build and send HTML emails with React Email, including CLI setup, file layout, Tailwind config, and SDK examples. It contains shell commands (e.g., `npx create-email@latest`, `npm install`, `cp ./assets/logo.png`), external endpoints (`https://resend.com`, `https://cdn.example.com`), and env vars (`RESEND_API_KEY`, `SENDGRID_API_KEY`).