.travis.yml

dist: xenial
language: ruby
rvm:
  - "2.6.4"

## Allows use of docker-based containers, which are more available than
## the xen-based (or whatever) VMs, so builds tend to happen sooner
sudo: false

## Save bundler deps.  Requires sudo: false
cache: bundler

## Build all possible jekyll pages for use with link checking.
script:
    - make production

env:
  global:
    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true # speeds up installation of html-proofer
    
# Whitelist all branches
branches:
  only:
  - master
  - /.*/

# xenial builds fail if you don't update bundler
before_install:
  - yes | gem update --system
  - sudo apt install optipng