maven.yml

name: Publish package to the Maven Central Repository
on:
  release:
    types: [published]

jobs:
  publish:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
      - name: Set up JDK 1.8
        uses: actions/setup-java@v1
        with:
          java-version: 1.8

      - name: Build with Maven
        run: mvn -B clean package -Dmaven.test.skip

      - name: Set up Apache Maven Central
        uses: actions/setup-java@v1
        with: # running setup-java again overwrites the settings.xml
          java-version: 1.8
          server-id: ossrh # Value of the distributionManagement/repository/id field of the pom.xml
          server-username: MAVEN_USERNAME # env variable for username in deploy
          server-password: MAVEN_PASSWORD # env variable for token in deploy
          gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
          gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable for GPG private key passphrase

      - name: Publish to Apache Maven Central
        run: mvn deploy -Dmaven.test.skip
        env:
          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
          MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}