appraise "rails_5_1" do gem "rails", "~> 5.1.0" end appraise "rails_5_2" do gem "rails", "~> 5.2.0" end appraise "rails_6_0" do gem "rails", "~> 6.0.0" end appraise "rails_6_1" do gem "rails", "~> 6.1.0" end appraise "rails_7_0" do gem "rails", "~> 7.0.0" end