Build script used for Gatsby performance benchmarking

gatsby_performance_build_script.sh

export GITHUB_USER=freeCodeCamp
export REPO=guide
export COMMIT_HASH=6f35bcd61103545136a3ed130124da9822b761ed

#export GITHUB_USER=calcsam
#export REPO=gatsby-image-performance-benchmarking
#export COMMIT_HASH=d2d358ed54ade68c057333666777fd56bef5ebf2
#export COMMIT_HASH=f05103a1c3e0b25ea4beafd63b6df72953d657b2

sudo -E su
yum install -y gcc-c++ make
curl -sL https://rpm.nodesource.com/setup_8.x | sudo -E bash -
yum install nodejs
curl -o $COMMIT_HASH https://codeload.github.com/$GITHUB_USER/$REPO/zip/$COMMIT_HASH
exit 
unzip $COMMIT_HASH
cd $REPO-$COMMIT_HASH
npm install
./node_modules/.bin/gatsby build
./node_modules/.bin/gatsby build
rm -r .cache
rm -r public