build-linux.yml

name: build against linux and create snapshot
on: [ push ]

jobs:
  build:
    strategy:
      matrix:
        java: [
            17,
        ]
        os: [ ubuntu-20.04 ]
    runs-on: ${{ matrix.os }}
    steps:
      - name: checkout repository
        uses: actions/checkout@v2

      - name: validate gradle wrapper
        uses: gradle/wrapper-validation-action@v1

      - name: setup jdk ${{ matrix.java }}
        uses: actions/setup-java@v4
        with:
          distribution: 'temurin'
          java-version: |
              8
              ${{ matrix.java }}

      - name: Cache Gradle packages
        uses: actions/cache@v2
        with:
          path: ~/.gradle/caches
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
          restore-keys: ${{ runner.os }}-gradle

      - name: make gradle wrapper executable
        run: chmod +x ./gradlew

      - name: build
        run: ./gradlew build -PSNAPSHOT=true

      - name: capture build artifacts
        uses: actions/upload-artifact@v2
        with:
          name: Artifacts
          path: build/libs/

      - name: Install gpg secret key
        id: install-secret-key
        run: |
          echo "${{secrets.NEXUS_GPG_SECRET_KEY_RING_FILE}}" > ~/.gradle/secring.gpg.b64
          base64 -d ~/.gradle/secring.gpg.b64 > ~/.gradle/secring.gpg
      - name: maven snapshot publish
        run: ./gradlew build publish -PSNAPSHOT=true -Psigning.keyId=${{secrets.NEXUS_GPG_SIGNING_KEY_ID}} -Psigning.password=${{ secrets.NEXUS_GPG_SECRET_KEY_PASSWORD }} -Psigning.secretKeyRingFile=$(echo ~/.gradle/secring.gpg)
        env:
          NEXUS_USERNAME: ${{ secrets.NEXUS_USERNAME }}
          NEXUS_PASSWORD: ${{ secrets.NEXUS_PASSWORD }}