_scripts/build-preview

#!/bin/bash -e

set -x

sitedir=$( cd $( dirname $0 ); cd ..; pwd )/_site
siteurl="file://${sitedir}"
echo > _config_local.yml "baseurl: \"\""
echo >> _config_local.yml "url: ${siteurl}"

rm -rf _site
jekyll build --config _config.yml,_config_local.yml