Heroku deploy fails with Redis 4.0.0 and

Hey ☒ - just thought I'd let you know I've just solved an issue with Heroku and Jumpstart - I think you might need to add a redis initialiser and update redis in the gemfile to >= 4.0.2 - details of the ticket are in here - https://help.heroku.com/sharing/a568ea9e-f8db-40d4-a84d-4dd90b1498ed