Git post-receive hook deployment using node, npm and PM2

gistfile1.sh

#!/bin/sh

export GIT_WORK_TREE="/var/www/project"

echo "--> Checking out..."
git --work-tree=$GIT_WORK_TREE --git-dir=/var/repos/myrepo.git checkout -f

echo "--> NPM install..."
cd "$GIT_WORK_TREE"
npm install

echo "--> Restart server..."
pm2 restart {appname}