.github/workflows/test.yml in itax_code-0.2.0 vs .github/workflows/test.yml in itax_code-0.3.0

@@ -1,21 +1,24 @@
 name: Test
 
-on: [push]
+on:
+  pull_request:
+    types:
+      - opened
+      - reopened
+      - synchronize
 
 jobs:
   test:
     runs-on: ubuntu-latest
+    continue-on-error: ${{ endsWith(matrix.ruby, 'head') || matrix.ruby == 'debug' }}
     strategy:
       fail-fast: false
       matrix:
-        ruby: [2.5, 2.6, 2.7, head]
-    continue-on-error: ${{ endsWith(matrix.ruby, 'head') || matrix.ruby == 'debug' }}
+        ruby: [2.5, 2.6, 2.7, '3.0', 3.1, head]
     steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+      - uses: actions/checkout@v2
+      - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true
           ruby-version: ${{ matrix.ruby }}
       - run: bundle install
       - run: bundle exec rake