Ass supoort for subegbts in Claude-code module

[matifali]

There is a nice repo to improve Claude Code by making use of scope/area /language-specific subagents.

https://github.com/wshobson/agents.git

Let's add this as an option to the claude-code module.

[matifali]

We would likely do this in an un-opinionated way by using a post-install-script.