build.yml

name: Build and Publish
on: [push]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Set up Java
        uses: actions/setup-java@v3
        with:
          java-version: '11'
          distribution: 'adopt'
          server-id: ossrh
          server-username: MAVEN_USERNAME
          server-password: MAVEN_PASSWORD
          gpg-private-key: ${{ secrets.JRELEASER_GPG_PRIVATE_KEY }}
          gpg-passphrase: MAVEN_GPG_PASSPHRASE
      - name: version
        run: echo ::set-output name=version::$(./mvnw org.apache.maven.plugins:maven-help-plugin:3.2.0:evaluate -Dexpression=project.version -q -DforceStdout)
        id: version
      - name: Verify Build
        run: ./mvnw --batch-mode --no-transfer-progress clean verify
      - if: startsWith(github.event.ref, 'refs/tags/v')
        name: Publish package
        run: ./mvnw --batch-mode --no-transfer-progress clean deploy -DskipTests=true -Prelease
        env:
          MAVEN_USERNAME: ${{ secrets.JRELEASER_NEXUS2_USERNAME }}
          MAVEN_PASSWORD: ${{ secrets.JRELEASER_NEXUS2_PASSWORD }}
          MAVEN_GPG_PASSPHRASE: ${{ secrets.JRELEASER_GPG_PASSPHRASE }}
      - if: startsWith(github.event.ref, 'refs/tags/v') && !endsWith(steps.version.outputs.version, '-SNAPSHOT')
        name: Create Release
        uses: actions/create-release@v1
        id: create_release
        with:
          draft: false
          prerelease: false
          release_name: ${{ steps.version.outputs.version }}
          tag_name: ${{ github.ref }}
          body: |
            Grab the new version from Maven central https://repo1.maven.org/maven2/de/adrianlange/mailserver-configuration-discovery/${{ steps.version.outputs.version }}/ by using it in your dependencies:
            
            ```xml
            <dependency>
              <groupId>de.adrianlange</groupId>
              <artifactId>mailserver-configuration-discovery</artifactId>
              <version>${{ steps.version.outputs.version }}</version>
            </dependency>
            ```
            
            Or using Gradle:
            
            ```groovy
            implementation( 'de.adrianlange:mailserver-configuration-discovery:${{ steps.version.outputs.version }}' )
            ```
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}