CircleCI 2.0 configuration for elixir umbrella with phoenix

config.yml

version: 2
jobs:
  build:
    working_directory: /home/safeguard
    docker:
      - image: elixir:1.4.1
        environment:
          - MIX_ENV: test
      - image: postgres:9.6
    steps:
      - checkout
      - run:
          name: Install dependencies
          command: |
            mix local.hex --force
            mix deps.get
      - run:
          name: Run compile
          command: mix compile
      - run:
          name: Run Test
          command: mix test
      - run:
          name: Run Linter
          command: mix credo --strict