# Doc Entities

## Master Doc Entities Table

| Type | Purpose | Master File | Instances |
|------|---------|-------------|----------:|
| `api/` | Public facade API contracts | [api/readme.md](api/readme.md) | 1 |
| `feature/` | Behavioral requirements: user interaction models | [feature/readme.md](feature/readme.md) | 2 |
| `invariant/` | Constraints: ecosystem boundaries and quality standards | [invariant/readme.md](invariant/readme.md) | 2 |

## Master Doc Instances Table

| Entity | ID | Name | File |
|--------|-----|------|------|
| api | 001 | Facade Public Surface | [api/001_facade_api.md](api/001_facade_api.md) |
| feature | 001 | Macro-Based Cloning | [feature/001_macro_usage.md](feature/001_macro_usage.md) |
| feature | 002 | Manual Clone Implementation | [feature/002_manual_impl.md](feature/002_manual_impl.md) |
| invariant | 001 | Box-Only Restriction | [invariant/001_box_only.md](invariant/001_box_only.md) |
| invariant | 002 | Quality Standards | [invariant/002_quality_standards.md](invariant/002_quality_standards.md) |
