Create maven-ci.yml

maven-ci.yml

@@ -0,0 +1,42 @@
+name: CI
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+      - name: Build with Maven
+        run: mvn --batch-mode --update-snapshots verify
+
+  publish-snapshot:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    if: github.ref == 'refs/heads/develop'
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: '17'
+
+      - name: Extract project version
+        run: echo ::set-output name=version::$(mvn -q -Dexec.executable=echo -Dexec.args='${project.version}' --non-recursive exec:exec)
+        id: project
+
+      # publish snapshot iff the project version in pom.xml contains '-SNAPSHOT'
+      - name: Publish SNAPSHOT version to GitHub Packages
+        if: contains(steps.project.outputs.version, '-SNAPSHOT')
+        run: mvn -B --no-transfer-progress deploy -DskipTests
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}