docs: Add project context for Claude Code

Add CLAUDE.md to provide project-specific context and instructions
for Claude Code sessions. This enables better code assistance by
documenting project conventions, key patterns, and important context.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: greenforestpath

CLAUDE.md

@@ -0,0 +1,55 @@
+# Project Context
+
+> **Template version:** 0.1 (WIP - pending best practices research)
+
+## Overview
+
+<!-- Brief description of what this project does -->
+
+---
+
+## Structure
+
+```
+project/
+├── src/           # Source code
+├── tests/         # Tests
+├── docs/          # Documentation
+└── ...
+```
+
+---
+
+## Key Files
+
+| File | Purpose |
+|------|---------|
+| `src/main.ts` | Entry point |
+| ... | ... |
+
+---
+
+## Development
+
+```bash
+# Install deps
+bun install
+
+# Run dev
+bun run dev
+
+# Test
+bun test
+```
+
+---
+
+## Conventions
+
+<!-- Project-specific conventions, naming, patterns -->
+
+---
+
+## Current Focus
+
+<!-- What's being worked on now -->