Tasks completed: 2/2 - Task 1: Schema — InventoryItem, StockMovement models and enums - Task 2: InventoryService, API routes, migration, and tests (13 passing) SUMMARY: .planning/phases/04-inventory-expenses-and-financial-reports/04-01-SUMMARY.md Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>