# README and Upgrade Documentation Update

## Goal
Update README.md with complete, clear documentation for v2.0 features: `--project` flag, `--upgrade`, `--can-edit` project-level mode, pre-commit hook installation, and the full upgrade process for existing projects.

## Requirements
- Quick Reference includes `--project` on every command
- `--can-edit` project-level modes documented with examples
- `--upgrade` documented for untracked tasks
- Enforcement layers section (pre-edit hook, pre-commit hook, prompt rules)
- Upgrade process for existing projects (step-by-step for newcomers)
- Pre-commit hook installation instructions in Project Setup and Upgrading sections
- Key Components updated with new files

## Acceptance Criteria
- [x] All `status.py` examples include `--project`
- [x] `--can-edit` modes documented
- [x] `--upgrade` for untracked tasks documented
- [x] Three enforcement layers documented
- [x] Upgrade process for existing projects is step-by-step
- [x] Pre-commit hook installation in both Project Setup and Upgrading
- [x] Key Components updated
- [x] 200 tests pass