The MAIL_FROM & REPLY_TO addresses default to appsmith@localhost. This should be changed in the generated docker.env file during deployment to actual values.
Most email providers will not send emails unless they originate from a valid sender ID.
TODO: Need to add checks for MacOS machines as well.
Co-authored-by: Nikhil Nandagopal <nikhil@appsmith.com>
Co-authored-by: Shrikant Sharat Kandula <shrikant@appsmith.com>