.env.local.production |best| Jun 2026

# .env.example DATABASE_URL=postgresql://user:password@localhost:5432/mydb API_KEY= NEXT_PUBLIC_APP_URL=http://localhost:3000

Leo’s own tool had betrayed him. Because of a file that should never have existed outside a laptop. .env.local.production

GitHub Actions or GitLab CI often run next build in a production environment but need a build-time secret that differs from runtime. .env.local.production