publish.yml

name: publish

on:
  release:
    types: [released]

jobs:
  publish:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Set up JDK and Maven Central
        uses: actions/setup-java@v2
        with:
          java-version: '8'
          distribution: 'adopt'
          server-id: ossrh
          server-username: MAVEN_USERNAME
          server-password: MAVEN_PASSWORD
          gpg-private-key: ${{ secrets.GPG_PRIVATE_KEY }}
          gpg-passphrase: MAVEN_GPG_PASSPHRASE

      - name: 'Get Previous tag'
        id: previoustag
        uses: "WyriHaximus/github-action-get-previous-tag@v1"
      - name: Set version in pom.xml
        run: |
          sed -i -e "s/0.0.0/${{ steps.previoustag.outputs.tag }}/" pom.xml
          cat pom.xml

      - name: Publish package
        run: mvn --batch-mode -P prepare_release deploy
        env:
          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
          MAVEN_GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}