Fix gitlab pipeline failed for non-protected branch

  - build

before_script:

  - if [ -d "/srv/userscripts" ]; then cp -R userscripts/* /srv/userscripts ; fi

  - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'

  - eval $(ssh-agent -s)

  - echo "$SSH_PRIVATE_KEY" | tr -d '\r' | ssh-add - > /dev/null

  - mkdir -p ~/.ssh

  - chmod 700 ~/.ssh

  - echo "$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts

  - chmod 644 ~/.ssh/known_hosts

  - export GRADLE_USER_HOME=$(pwd)/.gradle

  - chmod +x ./gradlew