test: add OmniDiag test suite — 181 tests across 7 new files

docs: add architecture plans and utility scripts

feat: integrate Clinical Data Dictionary into UI + documentation

Delete plans directory

feat(ui): production polish - Sex segmented control, slider badges, tooltip definitions

feat: dynamic DiCE counterfactuals with 3-state clinical rendering

UI/UX Polish: Recharts fixes, DiCE counterfactuals, smart inputs, randomize button

docs: add schema-driven frontend refactor plan

docs: update debug and dataset replacement plans with latest findings

docs: add diabetes module planning, architecture, and XAI documentation

docs: add planning documents for project development and strategy

fix: regenerate standard_scaler with correct params + auto-download model at Docker startup

feat: train production XGBoost model, harden Dockerfile, update dependencies

create The complete architectural guide for adding a new disease is saved at plans/adding_new_disease_guide.md.

deleted: plans/cleanup_experiment_files_plan.md

chore: clean up experiment files and adopt best XGBoost pipeline

fix: resolve model path and finalize project restructuring

feat(core): apply production security updates, fix infrastructure bugs, and add SHAP service

feat: add migration safety plan for OmniDiag multi-disease refactoring with file inventory and recovery protocols

feat: implement architecture refactoring plan for Config-Driven Multi-Disease Platform

feat: add OmniDiag V3 deliverables execution plan with detailed tasks and architecture flow