Add technical analysis and quality scoring documents

.claude/quality.md

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+# Repository Quality Scoring
+
+**Repository**: Rhiza
+**Assessment Date**: 2026-01-18
+**Version Analyzed**: 0.6.0
+**Overall Score**: 9.3/10
+
+---
+
+## Score Summary
+
+| Category | Score | Weight | Weighted |
+|----------|-------|--------|----------|
+| Code Quality | 9/10 | 10% | 0.90 |
+| Testing | 10/10 | 15% | 1.50 |
+| Documentation | 9/10 | 10% | 0.90 |
+| CI/CD | 10/10 | 15% | 1.50 |
+| Security | 9/10 | 10% | 0.90 |
+| Architecture | 9/10 | 10% | 0.90 |
+| Dependency Management | 10/10 | 10% | 1.00 |
+| Developer Experience | 9/10 | 10% | 0.90 |
+| Maintainability | 9/10 | 5% | 0.45 |
+| Shell Scripts | 9/10 | 5% | 0.45 |
+| **Overall** | **9.3/10** | 100% | **9.40** |
+
+**Quality Tier**: Enterprise-Grade / Production-Ready
+
+---
+
+## Detailed Assessment
+
+### 1. Code Quality: 9/10
+
+**Strengths**:
+- Comprehensive Ruff configuration with 15+ rule sets (D, E, F, I, N, W, UP, B, C4, PT, RUF, TRY, ICN)
+- Google-style docstrings enforced via pydocstyle rules
+- Strong type annotations in Python utilities with `from __future__ import annotations`
+- 120-character line length with consistent formatting
+- Modern Python syntax enforced via pyupgrade rules
+- Import sorting via isort integration
+- PEP 8 naming conventions enforced
+
+**Weaknesses**:
+- Security (S) and complexity (SIM) rule sets intentionally disabled
+- Broad per-file exceptions for tests and notebooks
+
+---
+
+### 2. Testing: 10/10
+
+**Strengths**:
+- 15 dedicated test files with 120+ test functions
+- Multiple test types: unit, integration, doctest, README code execution
+- Sophisticated fixtures in conftest.py for git repository mocking
+- README code blocks validated via test_readme.py
+- Release script tested with mock git environments
+- Multi-Python version testing (3.11, 3.12, 3.13, 3.14)
+- Coverage tracking with enforcement threshold
+- Benchmark regression detection via pytest-benchmark
+
+**Weaknesses**:
+- No property-based testing (hypothesis)
+- No load/stress testing
+
+---
+
+### 3. Documentation: 9/10
+
+**Strengths**:
+- Comprehensive README.md (17KB) with quick start, features, integration guide
+- Architecture documentation with Mermaid diagrams (docs/ARCHITECTURE.md)
+- Glossary of terms (docs/GLOSSARY.md)
+- Quick reference card (docs/QUICK_REFERENCE.md)
+- Customization guide (docs/CUSTOMIZATION.md)
+- Release process guide (docs/RELEASING.md)
+- Security policy (SECURITY.md)
+- Contributing guidelines (CONTRIBUTING.md)
+- Code of conduct (CODE_OF_CONDUCT.md)
+- Auto-generated API docs via pdoc
+- Interactive Marimo notebooks
+
+**Weaknesses**:
+- Some scripts have minimal inline comments
+- No external documentation hosting (ReadTheDocs/Sphinx)
+
+---
+
+### 4. CI/CD: 10/10
+
+**Strengths**:
+- 14 GitHub Actions workflows covering all development phases:
+  - `rhiza_ci.yml` - Multi-Python testing with dynamic matrix
+  - `rhiza_mypy.yml` - Strict static type checking
+  - `rhiza_codeql.yml` - CodeQL security scanning
+  - `rhiza_security.yml` - pip-audit + bandit
+  - `rhiza_deptry.yml` - Dependency hygiene
+  - `rhiza_pre-commit.yml` - Hook validation
+  - `rhiza_release.yml` - Multi-phase release pipeline
+  - `rhiza_benchmarks.yml` - Performance regression detection
+  - `rhiza_book.yml` - Documentation + GitHub Pages
+  - `rhiza_docker.yml` - Container building
+  - `rhiza_devcontainer.yml` - Dev container validation
+  - `rhiza_marimo.yml` - Notebook validation
+  - `rhiza_sync.yml` - Template synchronization
+  - `rhiza_validate.yml` - Structure validation
+- OIDC trusted publishing (no stored PyPI credentials)
+- Dynamic Python version matrix from pyproject.toml
+- Minimal permissions model
+- fail-fast: false for complete test coverage
+
+**Weaknesses**:
+- No manual approval gates for publishing
+- GitLab CI exists but not actively maintained
+
+---
+
+### 5. Security: 9/10
+
+**Strengths**:
+- Comprehensive SECURITY.md with vulnerability reporting process
+- Response SLAs defined (48h acknowledgment, 7d assessment, 30d resolution)
+- Multiple security scanners:
+  - CodeQL for semantic analysis
+  - Bandit for Python security patterns
+  - pip-audit for dependency vulnerabilities
+  - actionlint with shellcheck for workflow/script validation
+- OIDC trusted publishing (no stored credentials)
+- SLSA provenance attestations
+- Locked dependencies via uv.lock (707 lines)
+- Renovate for automated security updates
+
+**Weaknesses**:
+- No SBOM generation in release workflow
+- No container image scanning for devcontainer
+- Some bandit rules disabled in tests (S101, S603)
+
+---
+
+### 6. Architecture: 9/10
+
+**Strengths**:
+- Modular Makefile system (.rhiza/rhiza.mk + .rhiza/make.d/*.mk)
+- Extension hooks (pre-install, post-install, pre-release, etc.)
+- Clear separation of concerns:
+  - Core config in .rhiza/
+  - Source in src/hello/
+  - Tests in tests/test_rhiza/
+  - Docs in book/ and docs/
+  - Workflows in .github/workflows/
+- Configuration as code (pyproject.toml, ruff.toml, pytest.ini)
+- Minimal root Makefile (4 lines) delegating to .rhiza/rhiza.mk
+- Reusable Python utilities with proper exception handling
+
+**Weaknesses**:
+- Mixed paradigms (Bash, Python, Make, YAML)
+- Deep directory nesting in some areas
+
+---
+
+### 7. Dependency Management: 10/10
+
+**Strengths**:
+- uv.lock file (707 lines) ensuring reproducible builds
+- Modern uv package manager
+- Zero production dependencies (template system only)
+- Isolated dev dependencies with strict version bounds:
+  - marimo>=0.18.0,<1.0
+  - numpy>=2.4.0,<3.0
+  - plotly>=6.5.0,<7.0
+  - pandas>=2.3.3,<3.0
+- Deptry integration for dependency hygiene
+- Renovate automation for updates (pep621, pre-commit, github-actions, dockerfile)
+- Lock file committed for reproducibility
+- Python version specified in .python-version and pyproject.toml
+
+**Weaknesses**:
+- Renovate only checks weekly (Tuesdays)
+- Limited documentation of version choice rationale
+
+---
+
+### 8. Developer Experience: 9/10
+
+**Strengths**:
+- 40+ Makefile targets with auto-generated help
+- Single entry point: `make install` and `make help`
+- .editorconfig for cross-IDE consistency
+- 10 pre-commit hooks for local validation
+- GitHub Codespaces support with .devcontainer
+- Colored output in scripts (BLUE, RED, YELLOW)
+- Dry-run support in release.sh
+- Quick start guide in README
+- UV auto-installation via `make install-uv`
+
+**Weaknesses**:
+- Learning curve for .rhiza/make.d/ extension system
+- Multiple tools to understand (uv, make, git)
+- No VSCode extension or IntelliJ plugin
+
+---
+
+### 9. Maintainability: 9/10
+
+**Strengths**:
+- Descriptive naming (version_matrix.py, check_workflow_names.py)
+- Custom exception classes (RhizaError, VersionSpecifierError, PyProjectError)
+- Consistent Google-style docstrings with Args, Returns, Raises
+- Well-structured release.sh with helper functions
+- Active maintenance (recent commits within days)
+- Semantic commit messages with PR references
+- Configuration-driven behavior via template.yml and pyproject.toml
+- POSIX-compliant shell scripts validated with shellcheck
+
+**Weaknesses**:
+- Few TODO comments for roadmap visibility
+- release.sh has complex bash logic
+
+---
+
+### 10. Shell Scripts: 9/10
+
+**Strengths**:
+- POSIX compliance with `set -eu` (fail on error, undefined vars)
+- Proper error handling with meaningful messages
+- Comprehensive help output with usage examples
+- Shellcheck validation via actionlint workflow
+- Dry-run support for safe testing
+- Colored output for warnings/errors/info
+- Proper variable scoping with local prefixes
+- User prompts with confirmation flows
+- Git status validation before releases
+
+**Weaknesses**:
+- Limited inline comments for complex logic
+- Some cryptic variable names due to POSIX constraints
+- Errors cause immediate exit vs. recovery options
+
+---
+
+## Improvement Recommendations
+
+### High Priority
+
+| Improvement | Impact | Effort |
+|-------------|--------|--------|
+| Add SBOM generation to release workflow | Supply chain transparency | Medium |
+| Container image scanning for devcontainer | Security completeness | Low |
+| Manual approval gate for PyPI publishing | Release safety | Low |
+
+### Medium Priority
+
+| Improvement | Impact | Effort |
+|-------------|--------|--------|
+| Property-based testing with hypothesis | Test coverage depth | Medium |
+| More inline comments in shell scripts | Maintainability | Low |
+| External documentation hosting | Discoverability | Medium |
+
+### Low Priority
+
+| Improvement | Impact | Effort |
+|-------------|--------|--------|
+| VSCode extension documentation | DX improvement | Low |
+| More frequent Renovate schedule | Freshness | Low |
+| Document dependency version rationale | Clarity | Low |
+
+---
+
+## Conclusion
+
+Rhiza demonstrates **enterprise-grade engineering** with particular excellence in:
+
+1. **Automation**: 14 CI/CD workflows, 40+ make targets, pre-commit hooks
+2. **Testing**: Comprehensive suite with innovative techniques (README testing, mock git repos)
+3. **Security**: Multi-layer protection with OIDC, CodeQL, bandit, pip-audit
+4. **Dependency Management**: Zero runtime deps, locked builds, automated updates
+5. **Developer Experience**: Unified Makefile interface, sensible defaults, Codespaces support
+
+The repository serves as an exemplary template for Python projects, demonstrating how to balance standardization with extensibility through its living template architecture.
+
+**Verdict**: Production-ready, suitable for enterprise adoption as a project template foundation.