https://docs.github.com/en/actions/learn-github-actions/understanding-github-actions

name: amabnb

on:                                              
  pull_request:
    branches:
      - develop
      - main

jobs:
  build:
    runs-on: ubuntu-latest                       

    steps:
      - name: checkout                          
        uses: actions/checkout@v3

      - name: Set up JDK 17
        uses: actions/setup-java@v3
        with:
          java-version: '17'
          distribution: 'zulu'

      - name: grant execute permission for gradlew
        run: chmod +x gradlew

      - name: gradle build
        run: ./gradlew build

Reference