Test with Ruby 3.0 & 3.1

Author: HeyNonster

.github/workflows/ci.yml

@@ -11,6 +11,8 @@ jobs:
           - '2.5'
           - '2.6'
           - '2.7'
+          - '3.0'
+          - '3.1'
         gemfile:
           - rails4.2
           - rails5.0
@@ -23,6 +25,16 @@ jobs:
           - {ruby-version: '2.5', gemfile: rails7.0}
           - {ruby-version: '2.6', gemfile: rails7.0}
           - {ruby-version: '2.7', gemfile: rails4.2}
+          - {ruby-version: '3.0', gemfile: rails4.2}
+          - {ruby-version: '3.0', gemfile: rails5.0}
+          - {ruby-version: '3.0', gemfile: rails5.1}
+          - {ruby-version: '3.0', gemfile: rails5.2}
+          - {ruby-version: '3.0', gemfile: rails6.0}
+          - {ruby-version: '3.1', gemfile: rails4.2}
+          - {ruby-version: '3.1', gemfile: rails5.0}
+          - {ruby-version: '3.1', gemfile: rails5.1}
+          - {ruby-version: '3.1', gemfile: rails5.2}
+          - {ruby-version: '3.1', gemfile: rails6.0}
     env:
       BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile
     steps: