- Add agents/USER.md to .gitignore (contains user identifier)
- Document session startup flow in CLAUDE.md:
- Create USER.md if missing, prompting for identifier
- Filter TODOs by @username tags
- Offer relevant TODOs on session start
- Refactor CLAUDE.md to reference CONTRIBUTING.md for build/test/format info
- Expand CONTRIBUTING.md with comprehensive build targets, env vars, and testing
- Add code style guidelines section with conventional commits
- Standardize SDK prettier config to use single quotes (matching web)
- Add project-level Claude Code settings to disable co-author attribution