name: Build with Gradle

on: [push]

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v1

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

    - uses: actions/cache@v1
      with:
        path: ~/.gradle/caches
        key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
        restore-keys: |
          ${{ runner.os }}-gradle-  

    - name: Build with Gradle
      run: ./gradlew build

Add basic gradle build workflow
Add basic gradle build workflow