问下这里的 unit_test 的运行中，比如compose install 下载的依赖包，是放在哪里的呢，还有就是runner生成的文件等，是需要去清理的么

image: registry.gitlab.com//laravel-sample:latest

services:

• mysql:5.7

variables:
MYSQL_DATABASE: homestead
MYSQL_ROOT_PASSWORD: secret
DB_HOST: mysql
DB_USERNAME: root

stages:

• test
• deploy

unit_test:
stage: test
script:
- cp .env.example .env
- composer install
- php artisan key:generate
- php artisan migrate
- vendor/bin/phpunit

deploy_production:
stage: deploy
script:
- ‘which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )’
- eval $(ssh-agent-s)-ssh-add<(echo"$SSH_PRIVATE_KEY")
- mkdir -p ~/.ssh
- ‘[[ -f /.dockerenv ]] && echo -e “Host *\n\tStrictHostKeyChecking no\n\n” > ~/.ssh/config’

- ~/.composer/vendor/bin/envoy run deploy --commit="$CI_COMMIT_SHA"

environment:
name: production
url: http://192.168.1.1
when: manual
only:
- master