Updated ci matrix.

Author: stas

.github/workflows/ci.yml

@@ -9,16 +9,16 @@ jobs:
 
     strategy:
       matrix:
-        ruby: ['3.1', '3.2', '3.3']
-        rails: ['6.1', '7.0.1']
+        ruby: ['3.3', '3.3', '3.4', '4']
+        rails: ['7.2', '8.0', '8']
         experimental: [false]
         include:
           - rails: '7.1'
             ruby: '3.3'
             experimental: true
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - uses: ruby/setup-ruby@v1
       with: