### Compiled or real environment variables should be used in production.
### Configure MAILER_DSN to use SendGrid API transport.
### Prefer storing SENDGRID_API_KEY using Symfony Secrets or real env vars.

###> symfony/mailer ###
# Example using SendGrid API key (replace with real secret via vault/secrets):
# SENDGRID_API_KEY=SG.xxxxx
MAILER_DSN=sendgrid+api://%env(resolve:SENDGRID_API_KEY)%@default
###< symfony/mailer ###