-# # optional: email sending configuration
-# email: {
-# # hostname and port of the smtp server
-# smtp_server: ""
-# # login name for smtp server
-# smtp_login: ""
-# # password to login to the smtp server
-# smtp_password: ""
-# # address to send emails from, eg "noreply@your-instance.com"
-# smtp_from_address: ""
-# # whether or not smtp connections should use tls
-# use_tls: true
-# }
-}