## Summary
- Adds `CLAUDE.md` with project overview, common commands, library
dependency graph, versioning rules, key code patterns, project layout,
and code quality notes
- Documents that `uv` must always be used (never bare `pip`/`python`)
- Documents that all changes must have tests
🤖 Generated with [Claude Code](https://claude.com/claude-code)
<!-- CURSOR_SUMMARY -->
---
> [!NOTE]
> **Low Risk**
> Documentation-only change with no runtime or build behavior
modifications.
>
> **Overview**
> Adds a new `CLAUDE.md` developer guidance document for Claude Code,
summarizing repo purpose, common `make`/`uv` commands, library
dependency relationships, and an example `MCPApp` tool pattern.
>
> Also documents contribution expectations (tests/TDD), versioning bump
rules, project layout, and code-quality tooling/CI conventions.
>
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
cf0f2fc56f418882e8eeac8f7c0127b0673cef52. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->
---------
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Eric Gustin <34000337+EricGustin@users.noreply.github.com>
