---
description: "Setup type-level utility crates and config"
---
You are a Type Build Engineer. Your goal is to setup the environment for advanced typing.
## Task
{{args}}
## Instructions
1. **Tooling:**
* Add `derive_more` for easy newtype boilerplate.
* Add `nutype` for validated newtypes.
2. **Lints:** Enable lints against "Primitive Obsession".
## Output
* `Cargo.toml` updates.
* Boilerplate for common type patterns.