CI against newer Ruby and Rails

.github/workflows/ci.yml

@@ -11,17 +11,38 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby_version: ['2.5', '2.6', '2.7']
+        ruby_version: ['2.5', '2.6', '2.7', '3.0', '3.1']
         gemfile:
           - test/gemfiles/rails_5_0.gemfile
           - test/gemfiles/rails_5_1.gemfile
+          - test/gemfiles/rails_5_2.gemfile
           - test/gemfiles/rails_6_0.gemfile
           - test/gemfiles/rails_6_1.gemfile
+          - test/gemfiles/rails_7_0.gemfile
         include:
           - ruby_version: '2.5'
             gemfile: test/gemfiles/rails_4_2.gemfile
           - ruby_version: '2.6'
             gemfile: test/gemfiles/rails_4_2.gemfile
+        exclude:
+          - ruby_version: '2.5'
+            gemfile: test/gemfiles/rails_7_0.gemfile
+          - ruby_version: '2.6'
+            gemfile: test/gemfiles/rails_7_0.gemfile
+          - ruby_version: '3.0'
+            gemfile: test/gemfiles/rails_5_0.gemfile
+          - ruby_version: '3.0'
+            gemfile: test/gemfiles/rails_5_1.gemfile
+          - ruby_version: '3.0'
+            gemfile: test/gemfiles/rails_5_2.gemfile
+          - ruby_version: '3.1'
+            gemfile: test/gemfiles/rails_5_0.gemfile
+          - ruby_version: '3.1'
+            gemfile: test/gemfiles/rails_5_1.gemfile
+          - ruby_version: '3.1'
+            gemfile: test/gemfiles/rails_5_2.gemfile
+          - ruby_version: '3.1'
+            gemfile: test/gemfiles/rails_6_0.gemfile
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3

test/gemfiles/rails_5_2.gemfile

@@ -0,0 +1,8 @@
+source 'https://rubygems.org'
+
+gem 'actionpack', '~> 5.2.8'
+gem 'activesupport', '~> 5.2.8'
+gem 'autoprefixer-rails', '>= 7.1.1'
+
+gemspec path: '../../'
+

test/gemfiles/rails_7_0.gemfile

@@ -0,0 +1,7 @@
+source 'https://rubygems.org'
+
+gem 'actionpack', '~> 7.0.4'
+gem 'activesupport', '~> 7.0.4'
+gem 'autoprefixer-rails', '>= 9.7.6'
+
+gemspec path: '../../'