Modernize CI and add Ruby 4 and Grape 4 coverage - #182

Modernize CI and add Ruby 4 and Grape 4 coverage#182

dblock merged 1 commit into

slack-ruby:masterslack-ruby/slack-ruby-bot-server:masterfrom

dblock:ci/modernizedblock/slack-ruby-bot-server:ci/modernizeCopy head branch name to clipboard