npm run setup
This will run through a few questions for your environment variables etc, and generate a PG Database if needed.
Make sure in your .env file you have NODE_ENV to anything but 'production'
npm run dev
Make sure in your .env file you have NODE_ENV ='production'
npm run build
node server
mailerKey.json is missing but you can create your own using Google they are in this format
{ "type": "service_account", "project_id": "xxx-nodemailer", "private_key_id": "xxx", "private_key": "xxx", "client_email": "xxx", "client_id": "xxx", "auth_uri": "https://accounts.google.com/o/oauth2/auth", "token_uri": "https://oauth2.googleapis.com/token", "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs", "client_x509_cert_url": "xxx" }