.travis.yml

# https://jekyllrb.com/docs/continuous-integration/travis-ci/
# https://docs.travis-ci.com/user/getting-started/
# https://docs.travis-ci.com/user/languages/ruby/
language: ruby
rvm:
  - 2.4.1
cache: bundler  # caching bundler gem packages will speed up build
sudo: false  # route your build to the container-based infrastructure for a faster build
git:
  depth: 1
script:
  - make update
  - make build

env:
  global:
    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true # speeds up installation of html-proofer

addons:
  apt:
    packages:
      - libcurl4-openssl-dev

# branch whitelist, only for GitHub Pages
# https://docs.travis-ci.com/user/customizing-the-build/#safelisting-or-blocklisting-branches
branches:
  only:
    - source


# https://docs.travis-ci.com/user/deployment/pages/
deploy:
  provider: pages
  skip-cleanup: true
  github-token: $GITHUB_API_KEY
  keep-history: true
  on:
    branch: source
  target-branch: master
  keep-history: true
  email: deploy@travis-ci.org
  name: deploy-bot
  allow-empty-commit: false
  github-url: github.com
  verbose: true

# https://stackoverflow.com/questions/23277391/how-to-publish-to-github-pages-from-travis-ci
# https://ibug.github.io/blog/2018/04/build-github-pages-with-travis-ci.html

# Optional: disable email notifications about the outcome of your builds
notifications:
  email: false