.github/workflows/test.yml in flexdot-2.0.0 vs .github/workflows/test.yml in flexdot-3.0.0

@@ -5,22 +5,30 @@
 
 jobs:
   test:
     name: Test on ruby ${{ matrix.ruby_version }}
     runs-on: ubuntu-latest
+    # Run this build only on either pull request or push.
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+
     strategy:
       matrix:
         ruby_version:
-          - 2.5.x
-          - 2.6.x
-          - 2.7.x
+          - 2.5
+          - 2.6
+          - 2.7
+          - 3.0
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
+
     - name: Set up Ruby ${{ matrix.ruby_version }}
-      uses: actions/setup-ruby@v1
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby_version }}
-    - name: Build and test with Rake
+
+    - name: Install dependencies
       run: |
         gem install bundler
         bundle install --jobs 4 --retry 3
-        bundle exec rake test
+
+    - name: Run tests
+      run: bundle exec rake test