yml for android with circleci 2.0(dropbox)

config.local.yml

version: 2
jobs:
  android:
    working_directory: ~/project
    environment:
      GRADLE_PROPERTIES_URL: https://www.dropbox.com/s/..../gradle.properties?dl=0
      KEYSTORE_DOWNLOAD_URL: https://www.dropbox.com/s/..../my-release-key.keystore?dl=0
 
    docker:
      - image: circleci/android:api-27-node8-alpha
 
    steps:
      - checkout:
          path: ~/project
      - attach_workspace:
          at: ~/project
      - run:
          name: Set Ruby Version
          command:  echo "ruby-2.4" > ~/.ruby-version
      - run: sh .circleci/download.sh
      - run: mkdir -p ~/.gradle && cp gradle.properties ~/.gradle && cp my-release-key.keystore ./android/app
      - run: cd android && bundle install
      - run: cd android && bundle exec fastlane beta
      - persist_to_workspace:
          root: ~/project
          paths:
            - node_modules

download.sh

curl -L -o gradle.properties ${GRADLE_PROPERTIES_URL}
curl -L -o my-release-key.keystore ${KEYSTORE_DOWNLOAD_URL}