Our current heroku-18 stack is being deprecated April 30th, 2023. In order to upgrade to heroku-22, we'll need to upgrade our .ruby-version.
! The Ruby version you are trying to install does not exist on this stack.
!
! You are trying to install ruby-2.5.3 on heroku-22.
!
! Ruby ruby-2.5.3 is present on the following stacks:
!
! - heroku-18
!
! Heroku recommends you use the latest supported Ruby version listed here:
! https://devcenter.heroku.com/articles/ruby-support#supported-runtimes
!
! For more information on syntax for declaring a Ruby version see:
! https://devcenter.heroku.com/articles/ruby-versions
Our current heroku-18 stack is being deprecated April 30th, 2023. In order to upgrade to heroku-22, we'll need to upgrade our
.ruby-version
.