name: CI

on:
  push:
    branches: [ master ]
  pull_request:

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up JDK 11
        uses: actions/setup-java@v1
        with:
          java-version: 11

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

      - name: Build
        run: ./gradlew build