Node.js project created via CodeStart template not installing Homebrew

Node.js project created via CodeStart template not installing Homebrew as per instructions : https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/serverless-sam-cli-install-linux.html

[root@ip-xxx-xx-xx-xxx environment]# test -d /home/linuxbrew/.linuxbrew && eval $(/home/linuxbrew/.linuxbrew/bin/brew shellenv)
bash: /home/linuxbrew/.linuxbrew/bin/brew: No such file or directory