refactor(docs): code analysis engine

changes:
  - file: __init__.py
    area: analyzer
    modified: [__getattr__]
  - file: call_graph.py
    area: analyzer
    modified: [CallGraphExtractor, visit_FunctionDef]
    removed: [_qualified_name]
  - file: cfg.py
    area: analyzer
    modified: [CFGExtractor, visit_FunctionDef]
    removed: [_qualified_name]
  - file: data_analysis.py
    area: analyzer
    modified: [DataAnalyzer, _identify_process_patterns, _infer_return_types, _infer_parameter_types, _build_data_flow_graph, _analyze_optimization_opportunities]
  - file: pipeline_classifier.py
    area: analyzer
    added: [__init__, derive_pipeline_name, get_entry_type, get_exit_type, classify_domain, PipelineClassifier]
  - file: pipeline_detector.py
    area: analyzer
    modified: [PipelineDetector, __init__, _build_pipelines, _build_graph]
    removed: [_resolve_callee, _try_same_class_resolution, _select_same_class_candidate, _derive_pipeline_name, _get_entry_type, _classify_domain, +3 more]
  - file: pipeline_resolver.py
    area: analyzer
    added: [resolve, _select_same_class_candidate, _try_same_class_resolution, _strip_self_prefix, _get_suffix_candidates, PipelineResolver]
  - file: dashboard_data.py
    area: core
    added: [build_module_lines_chart, build_alerts_html, health_verdict, build_module_funcs_chart, build_hotspots_html, build_refactoring_html, +4 more]
  - file: dashboard_renderer.py
    area: core
    added: [_render_evolution_section, _assemble_html, render, DashboardRenderer, trend, _render_evolution_script]
  - file: html_dashboard.py
    area: core
    added: [__init__]
    modified: [_render, HTMLDashboardGenerator]
    removed: [_build_hotspots_html, _health_verdict, _build_language_breakdown, _build_evolution_section, _build_module_lines_chart, _assemble_html, +7 more]
  - file: map_exporter.py
    area: core
    modified: [_count_total_lines, export_to_yaml, _rank_modules, MapExporter, _render_module_list, _detect_languages, +1 more]
    removed: [_is_excluded]
  - file: helpers.py
    area: util
    removed: [_is_excluded]
  - file: metrics.py
    area: quality
    modified: [__init__, _compute_hotspots, _get_cycles, MetricsComputer, compute_all_metrics]
    removed: [_process_function_calls, _detect_duplicates, _compute_health, _resolve_callee_module, _check_smells_health, _handle_suffix_match, +17 more]
  - file: metrics_core.py
    area: quality
    added: [_process_function_calls, __init__, compute_coupling_matrix, _resolve_callee_module, CoreMetricsComputer, compute_function_metrics, +11 more]
  - file: metrics_duplicates.py
    area: quality
    added: [_check_class_for_duplicates, __init__, _calculate_duplicate_info, DuplicatesMetricsComputer, detect_duplicates]
  - file: metrics_health.py
    area: quality
    added: [__init__, _check_high_cc_health, _check_smells_health, compute_health, _check_god_modules_health, _check_duplicates_health, +1 more]
  - file: llm_flow.py
    area: core
    modified: [_parse_func_label, _as_list, _shorten, _parse_call_label, _as_dict, _safe_read_yaml, +5 more]
  - file: mermaid.py
    area: core
    added: [_setup_puppeteer_config, _run_mmdc_subprocess, _build_renderers]
    modified: [generate_single_png]
  - file: validate_toon.py
    area: core
    added: [_extract_keys_from_yaml]
    modified: [extract_classes_from_yaml, extract_modules_from_yaml]

dependencies:
  flow: "html_dashboard→dashboard_data, pipeline_detector→pipeline_classifier, metrics→metrics_core"
  - pipeline_detector.py -> pipeline_resolver.py
  - pipeline_detector.py -> pipeline_classifier.py
  - html_dashboard.py -> dashboard_data.py
  - html_dashboard.py -> dashboard_renderer.py
  - metrics.py -> metrics_core.py
  - metrics.py -> metrics_health.py
  - metrics.py -> metrics_duplicates.py

stats:
  lines: "+1838/-5309 (net -3471)"
  files: 24
  complexity: "Stable complexity"

Author: tom-sapletta-com

CHANGELOG.md

@@ -1,5 +1,24 @@
 ## [Unreleased]
 
+## [0.5.121] - 2026-04-19
+
+### Docs
+- Update SUMD.md
+- Update SUMR.md
+
+### Other
+- Update SUMR.json
+- Update code2llm/analysis/__init__.py
+- Update code2llm/analysis/call_graph.py
+- Update code2llm/analysis/cfg.py
+- Update code2llm/analysis/data_analysis.py
+- Update code2llm/analysis/pipeline_classifier.py
+- Update code2llm/analysis/pipeline_detector.py
+- Update code2llm/analysis/pipeline_resolver.py
+- Update code2llm/exporters/dashboard_data.py
+- Update code2llm/exporters/dashboard_renderer.py
+- ... and 11 more files
+
 ## [0.5.120] - 2026-04-19
 
 ## [0.5.119] - 2026-04-19

README.md

@@ -3,7 +3,7 @@
 
 ## AI Cost Tracking
 
-![PyPI](https://img.shields.io/badge/pypi-costs-blue) ![Version](https://img.shields.io/badge/version-0.5.120-blue) ![Python](https://img.shields.io/badge/python-3.9+-blue) ![License](https://img.shields.io/badge/license-Apache--2.0-green)
+![PyPI](https://img.shields.io/badge/pypi-costs-blue) ![Version](https://img.shields.io/badge/version-0.5.121-blue) ![Python](https://img.shields.io/badge/python-3.9+-blue) ![License](https://img.shields.io/badge/license-Apache--2.0-green)
 ![AI Cost](https://img.shields.io/badge/AI%20Cost-$7.50-orange) ![Human Time](https://img.shields.io/badge/Human%20Time-57.3h-blue) ![Model](https://img.shields.io/badge/Model-openrouter%2Fqwen%2Fqwen3--coder--next-lightgrey)
 
 - 🤖 **LLM usage:** $7.5000 (166 commits)