LoadError:
cannot load such file -- rack
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/interfaces/request.rb:1:in `require'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/interfaces/request.rb:1:in `<top (required)>'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/interface.rb:20:in `require'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/interface.rb:20:in `<top (required)>'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/event.rb:5:in `require'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry/event.rb:5:in `<top (required)>'
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry-ruby.rb:7:in `require' 
# ./vendor/bundle/ruby/2.7.0/gems/sentry-ruby-4.0.0/lib/sentry-ruby.rb:7:in `<top (required)>'