circle-ci integration rails 6, mysql 5.7, influx, redis, rspec + code covereage

gistfile1.txt

version: 2 # use CircleCI 2.0
jobs: # a collection of steps
  build: # runs not using Workflows must have a `build` job as entry point
    parallelism: 1 # run three instances of this job in parallel
    # branches:
    #   only:
    #     - master
    docker: # run the steps with Docker
      - image: circleci/ruby:2.6.3
        environment: # environment variables for primary container
          BUNDLE_JOBS: 1
          BUNDLE_RETRY: 3
          BUNDLE_PATH: vendor/bundle
          RAILS_ENV: test
          DB_HOST: 127.0.0.1
          SATOSHISBANK_DATABASE_PASSWORD: ""

      - image: circleci/mysql:5.7

    steps: # a collection of executable commands
      - checkout # special step to check out source code to working directory

      - run:
          name: Install System Dependencies
          command: sudo apt-get update && sudo apt-get install -y nodejs influxdb redis-server

      - run:
          name: start influx & redis
          command: sudo service influxdb start && sudo service redis-server start


      # Restore bundle cache
      # Read about caching dependencies: https://circleci.com/docs/2.0/caching/
      - restore_cache:
          keys:
            - rails-demo-bundle-v2-{{ checksum "Gemfile.lock" }}
            - rails-demo-bundle-v2-

      - run: # Install Ruby dependencies
          name: Bundle Install
          command: bundle check --path vendor/bundle || bundle install --deployment

      # Store bundle cache for Ruby dependencies
      - save_cache:
          key: rails-demo-bundle-v2-{{ checksum "Gemfile.lock" }}
          paths:
            - vendor/bundle

      - run:
          name: Wait for DB
          command: dockerize -wait tcp://localhost:3306 -timeout 1m

      - run:
          name: Database setup
          command: bin/rails db:create db:schema:load

      - run:
          name: Run rspec in parallel
          command: COVERAGE=true bundle exec rspec --format progress --format RspecJunitFormatter -o ~/test-results/rspec/rspec.xml


      - store_artifacts:
          path: coverage

      - store_test_results: # Upload test results for display in Test Summary: https://circleci.com/docs/2.0/collect-test-data/
          path: ~/test-results/rspec/