.github/workflows/ci.yml in cache_keeper-0.3.0 vs .github/workflows/ci.yml in cache_keeper-0.4.0

@@ -2,16 +2,23 @@
 on: [push, pull_request]
 jobs:
   tests:
     strategy:
       matrix:
-        ruby-version:
-          - "2.7"
-          - "3.0"
         rails-version:
           - "6.1"
           - "7.0"
+          - "7.1"
           - "main"
+        include:
+          - rails-version: "6.1"
+            ruby-version: "2.5"
+          - rails-version: "7.0"
+            ruby-version: "2.7"
+          - rails-version: "7.1"
+            ruby-version: "2.7"
+          - rails-version: "main"
+            ruby-version: "3.2"
 
     env:
       RAILS_VERSION: "${{ matrix.rails-version }}"
 
     name: ${{ format('Tests (Ruby {0}, Rails {1})', matrix.ruby-version, matrix.rails-version) }}