ci: upgrades ruby versions

Author: baywet

.github/workflows/get-started-ruby.yml

@@ -23,14 +23,17 @@ jobs:
 
     runs-on: ubuntu-latest
     needs: []
+    strategy:
+      matrix:
+        ruby-version: ['3.2', '3.3', '3.4', '4.0']
 
     steps:
     - uses: actions/checkout@v6
 
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 3.1
+        ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true
     - name: Install dependencies
       run: bundle install