Workflow with conditions

config.yml

version: 2
jobs:
  checkout:
    machine: true
    working_directory: ~/workspace
    steps:
    - checkout
  release:
    machine: true
    working_directory: ~/workspace
    steps:
    - restore_cache:
        keys:
        - gradle-{{ checksum "build.gradle" }}-{{ checksum "settings.gradle" }}
    - run:
        command: ./gradlew release -Prelease.disableChecks -Prelease.localOnly
  build:
    machine: true
    working_directory: ~/workspace
    steps:
    - run:
        name: Build and Test
        command: ./gradlew build
    - store_artifacts:
        path: build/distributions
        destination: distributions
    - store_artifacts:
        path: build/libs
        destination: libs
  test:
    machine: true
    working_directory: ~/workspace
    steps:
    - run:
        name: Build and Test
        command: ./gradlew build runAllTests
    - save_cache:
        paths:
        - ~/.gradle
        - ~/.m2
        key: gradle-{{ checksum "build.gradle" }}-{{ checksum "settings.gradle" }}
    - store_test_results:
        path: build/test-results
  publish:
    machine: true
    working_directory: ~/workspace
    steps:
    - run:
        command: ./gradlew publishPlugins githubRelease
workflows:
  version: 2
  build-deploy:
    jobs:
    - checkout
    - release:
        filters:
          branches:
            only: master
        requires:
        - checkout
    - build:
        requires:
        - release
    - test:
        requires:
        - build
    - publish:
        filters:
          branches:
            only: master
        requires:
        - test