Dependency Install Helper

---
name: dependency-install-helper
description: Guide installation of project dependencies and toolchains. Use when a junior developer is stuck setting up the environment.
---

# Dependency Install Helper

## Inputs to request
- OS and shell environment.
- Required runtime versions.
- Package manager and lockfile type.

## Workflow
1. Identify required runtime versions and package managers.
2. Provide install commands for the platform.
3. Call out common setup pitfalls and verification steps.

## Output
- Setup commands and verification checks.

## Quality bar
- Prefer official installers or version managers.
- Include a quick sanity check command.