Set Email Env Vars
Write provider keys and sender settings to .env.local with explicit consent.
No secret echo
Only display key names in responses. Never echo secret values.
# Resend
RESEND_API_KEY=...
EMAIL_FROM=hello@example.com
# Mailgun
MAILGUN_API_KEY=...
MAILGUN_DOMAIN=mg.example.com
EMAIL_FROM=hello@example.com