## Description <!-- Describe the purpose of the issue, why a change has to be done, and how if possible --> ## Tasks - Implement `benchttp help`: display usage for commands and subcommands - Support common aliases `-h`, `help`, `--help` <!-- List the tasks that must be done --> ## Suggestions <!-- Add here any relevant suggestion, such as an implementation detail or a library to use --> ## Notes <!-- Add here some additionnal information that could be relevant for the assignee. It can be a related issue, some context, or anything else. -->
Description
Tasks
benchttp help: display usage for commands and subcommands-h,help,--helpSuggestions
Notes