Add workflow that builds and tests the package (#6)

Author: mdzyuba

.github/workflows/checks.yml

@@ -0,0 +1,23 @@
+name: Checks
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: maven
+    - name: Build
+      run: mvn -B package --file pom.xml
+    - name: Test
+      run: mvn test