# Doc Entities
## Master Doc Entities Table
| `api/` | Public API contracts and programmatic interface surface | [api/readme.md](api/readme.md) | 4 |
| `feature/` | Functional requirements and capabilities of the library | [feature/readme.md](feature/readme.md) | 18 |
| `invariant/` | Non-functional constraints with measurable thresholds | [invariant/readme.md](invariant/readme.md) | 7 |
## Master Doc Instances Table
| api | 001 | Template Value API | [api/001_template_value_api.md](api/001_template_value_api.md) |
| api | 002 | Parameter API | [api/002_parameter_api.md](api/002_parameter_api.md) |
| api | 003 | Generation API | [api/003_generation_api.md](api/003_generation_api.md) |
| api | 004 | Error Contract | [api/004_error_contract.md](api/004_error_contract.md) |
| feature | 001 | Template Value Trait | [feature/001_template_value_trait.md](feature/001_template_value_trait.md) |
| feature | 002 | Default Value Type | [feature/002_default_value_type.md](feature/002_default_value_type.md) |
| feature | 003 | Parameter Definition | [feature/003_parameter_definition.md](feature/003_parameter_definition.md) |
| feature | 004 | Parameter Collection | [feature/004_parameter_collection.md](feature/004_parameter_collection.md) |
| feature | 005 | Value Storage | [feature/005_value_storage.md](feature/005_value_storage.md) |
| feature | 006 | Template Renderer Trait | [feature/006_template_renderer_trait.md](feature/006_template_renderer_trait.md) |
| feature | 007 | Handlebars Renderer | [feature/007_handlebars_renderer.md](feature/007_handlebars_renderer.md) |
| feature | 008 | File Descriptor | [feature/008_file_descriptor.md](feature/008_file_descriptor.md) |
| feature | 009 | Write Mode Support | [feature/009_write_mode_support.md](feature/009_write_mode_support.md) |
| feature | 010 | File System Trait | [feature/010_file_system_trait.md](feature/010_file_system_trait.md) |
| feature | 011 | Real File System | [feature/011_real_file_system.md](feature/011_real_file_system.md) |
| feature | 012 | Memory File System | [feature/012_memory_file_system.md](feature/012_memory_file_system.md) |
| feature | 013 | Template Holder | [feature/013_template_holder.md](feature/013_template_holder.md) |
| feature | 014 | Template Generation | [feature/014_template_generation.md](feature/014_template_generation.md) |
| feature | 015 | Missing Mandatory Detection | [feature/015_missing_mandatory_detection.md](feature/015_missing_mandatory_detection.md) |
| feature | 016 | Typed Errors | [feature/016_typed_errors.md](feature/016_typed_errors.md) |
| feature | 017 | Archive Self-Containment | [feature/017_archive_self_containment.md](feature/017_archive_self_containment.md) |
| feature | 018 | Content Source Model | [feature/018_content_source_model.md](feature/018_content_source_model.md) |
| invariant | 001 | Rendering Performance | [invariant/001_rendering_performance.md](invariant/001_rendering_performance.md) |
| invariant | 002 | Memory Efficiency | [invariant/002_memory_efficiency.md](invariant/002_memory_efficiency.md) |
| invariant | 003 | Test Coverage | [invariant/003_test_coverage.md](invariant/003_test_coverage.md) |
| invariant | 004 | Compilation Impact | [invariant/004_compilation_impact.md](invariant/004_compilation_impact.md) |
| invariant | 005 | Documentation Coverage | [invariant/005_documentation_coverage.md](invariant/005_documentation_coverage.md) |
| invariant | 006 | Error Message Quality | [invariant/006_error_message_quality.md](invariant/006_error_message_quality.md) |
| invariant | 007 | Backward Compatibility | [invariant/007_backward_compatibility.md](invariant/007_backward_compatibility.md) |