Configure CI

Author: rafaelfranca

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Ruby from .ruby-version
+      uses: ruby/setup-ruby@v1
+      with:
+        bundler-cache: true
+
+    - name: Run tests
+      run: bundle exec rake test