Code Cardio

Env Endurance: Environment Variables & Secrets

.env files, process.env, and why you never commit secrets.

5 modules, 30–45 minutes

1. What Env Vars Are
2. .env Files
3. Keep .env Out of Git
4. Leaked a Key
5. Dev to Production

Runs in a simulated environment in your browser: type real commands and it responds. Part of Code Cardio lifetime access, $9.99 once.