Improve CI tests

Author: rameerez

.github/workflows/test.yml

@@ -3,18 +3,14 @@ name: Tests
 on:
   pull_request:
     paths-ignore:
-      - "README.md"
-      - "CHANGELOG.md"
-      - "LICENSE.txt"
       - "*.md"
+      - "LICENSE.txt"
   push:
     branches:
       - main
     paths-ignore:
-      - "README.md"
-      - "CHANGELOG.md"
-      - "LICENSE.txt"
       - "*.md"
+      - "LICENSE.txt"
 
 jobs:
   test:
@@ -23,7 +19,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby_version: ["3.2", "3.3", "3.4"]
+        ruby_version: ["3.3", "3.4", "4.0"]
+        rails_version: ["7.2.3", "8.1.2"]
         gemfile:
           - Gemfile
           - gemfiles/pay_7.3.gemfile
@@ -33,7 +30,9 @@ jobs:
           - gemfiles/pay_11.0.gemfile
 
     env:
+      RAILS_ENV: test
       BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}
+      RAILS_VERSION: ${{ matrix.rails_version }}
 
     steps:
       - name: Checkout code