Because you always need to jump into composer.json directory ct php:composer will do this for you
# Run composer install task
ct php:composer install
# Run composer update task
ct php:composer updateHint: You can use alias composer='ct php:composer' for this.
Because strace'ing already running processes requires some shell knowledge ct php:trace will make this handy for you.
# Trace one or all php processes (interactive mode)
ct php:trace
# Trace all processes immediately
ct php:trace --all