- Add app/services/recipe/time_effort.py: parse_time_effort(), TimeEffortProfile,
StepAnalysis dataclasses; two-branch regex for time ranges and single values;
whole-word passive keyword detection; 480 min/step cap; 1825 day global cap
- Add directions to browse_recipes and _browse_by_match SELECT queries in store.py
- Enrich browse and detail endpoints with active_min/passive_min/time_effort fields
- Add StepAnalysis, TimeEffortProfile TS interfaces to api.ts
- RecipeBrowserPanel: split pill badge showing active/passive time
- RecipeDetailPanel: collapsible ingredients summary, effort cards (Active/Hands-off/Total),
equipment chips, annotated step list with Active/Wait badges and passive hints
- 45 new tests (40 unit + 5 API); 215 total passing
