$ composer init

$ composer require guzzlehttp/guzzle # search in https://packagist.org/

$ composer install # if composer.lock exists, install what is in composer.lock, otherwise install what is in composer.json

$ composer update # install and update what is in composer.json

$ composer require symfony/css-selector

$ php buscar-cursos.php

$ composer dump-autoload # atualiza autoload

composer require --dev phpunit/phpunit

composer install --no-dev # to prod, download only require dependencies

$ ./vendor/bin/phpunit --version

$ ./vendor/bin/phpunit tests/TestBuscadorDeCursos.php

$ composer require --dev squizlabs/php_codesniffer

$ vendor/bin/phpcs --version

$ vendor/bin/phpcs --standard=PSR12 src/

$ composer require --dev phan/phan

$ vendor/bin/phan --version

$ vendor/bin/phan --allow-polyfill-parser src/Buscador.php

# depois de setar o .phan/config.php
$ vendor/bin/phan --allow-polyfill-parser 

composer test

composer cs

composer phan

# References the last 3 scripts in 1 script
composer check

# Lista all scripts available
composer list

git tag -a v1.0.0

git push origin --tags

$ vendor/bin/buscar-cursos

 git tag -a v1.1.0

 git push origin v1.1.0