gsd-update

<objective> Check for GSD updates, install if available, and display what changed.

• Version detection (local vs global installation)
• npm version checking
• Changelog fetching and display
• User confirmation with clean install warning
• Update execution and cache clearing
• Restart reminder </objective>

<process> **Follow the update workflow** from `@{{PLATFORM_ROOT}}/get-shit-done/workflows/update.md`.

1. Installed version detection (local/global)
2. Latest version checking via npm
3. Version comparison
4. Changelog fetching and extraction
5. Clean install warning display
6. User confirmation
7. Update execution
8. Cache clearing </process>