1. composer update
2. composer serve

View http://localhost:4000/.

Initial setup, as per Toolforge documentation:

1. Clone this repository.
2. Create public link, e.g. $ ln -s ~/src/mw-tool-usage/public_html/ ~/public_html
3. Start webservice $ webservice --backend=kubernetes php7.4 restart
4. Run composer (in a webservice shell, to ensure correct PHP version context)

   $ webservice shell
   tools-shell$ cd mw-tool-usage
   tools-shell$ composer update --no-dev
   

Updates:

tools-login:~$ webservice shell

tools-shell:~$ cd mw-tool-usage/
tools-shell:usage$ git pull
tools-shell:usage$ composer update --no-dev