feat(economics-ui): build reactive manual surcharges UI with real-time math and auto-filling dropdowns

refactor(backend): pivot surcharge logic from automated rules engine to manual hourly calculation records

feat(economics-ui): implement surcharge rules manager with smart badges and modal form

feat(backend): implement surcharge rules engine, database schema, and calculation API

feat(economics): polish tariff UI (alignment, month names, compact rows, fix scroll) and add print report for accounting

docs: completely rewrite CLAUDE.md architecture constitution to reflect the new Web stack (JS/API) and remove obsolete Tkinter guidelines

fix(settings): switch auto-gen parser to 'Информация по оплате' column and enforce strict whitelist of service types

fix(settings): extract and output only clean matched service patterns instead of raw cell strings during auto-generation

fix(settings): revert employee sync and fix auto-mapping logic to use proper service name parsing instead of department names

feat(staff): add automated service profiling to backfill employee specialties based on historical workload data