Setup CI action

.github/workflows/test.yml

@@ -0,0 +1,23 @@
+name: Build & Test
+
+on: push
+
+jobs:
+  all:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+        cache: 'sbt'
+    - name: Compile
+      run: sbt compile
+    - name: Package
+      run: sbt package
+    - name: Test
+      run: sbt test
+    - name: Run
+      run: sbt run

src/test/scala/Suite.scala

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+// see https://scalameta.org/munit/docs/getting-started.html
+class Suite extends munit.FunSuite {
+  test("test engine baseline") {
+    val obtained = 42
+    val expected = 42
+    assertEquals(obtained, expected)
+  }
+}