kick off

mkdir myfirst
cd myfirst/
mkdir -p src/HelloWorld
vi src/HelloWorld/SayHello.php
php -l src/HelloWorld/SayHello.php 
composer init
cat composer.json 
vi composer.json 
composer install
mkdir tests
vi tests/test.php
php -l tests/test.php 
php tests/test.php 
vi .gitignore 
git init
git add .
git commit -m "First commit"
git remote add origin https://github.com/vjardinMisc/hellorest.git
git push origin master

redeploy

composer require "vjardin/myfirst:dev-master"
php vendor/vjardin/myfirst/tests/test.php