feat(BE-47,48,49,50): implement inventory adjustment system

- Extend DB schema with product_warehouses and stock_logs tables
- Implement stock adjustment API (increase/decrease operations)
- Add comprehensive validation for all adjustment operations
- Implement audit log system for each adjustment with history tracking
- Include transaction handling, DTOs, seeders, and proper error handling
- Add adjustment history API with pagination and filtering

TODO: Integration testing pending

internal/modules/inventory/adjustments/route.go

@@ -14,15 +14,8 @@ func AdjustmentRoutes(v1 fiber.Router, u user.UserService, s adjustment.Adjustme
 
 	route := v1.Group("/adjustments")
 
-	// route.Get("/", m.Auth(u), ctrl.GetAll)
-	// route.Post("/", m.Auth(u), ctrl.CreateOne)
-	// route.Get("/:id", m.Auth(u), ctrl.GetOne)
-	// route.Patch("/:id", m.Auth(u), ctrl.UpdateOne)
-	// route.Delete("/:id", m.Auth(u), ctrl.DeleteOne)
+	// Standard CRUD routes following master data pattern
+	route.Get("/", ctrl.AdjustmentHistory) // Get all with pagination and filters
+	route.Post("/", ctrl.Adjustment)       // Create adjustment
 
-	route.Get("/", ctrl.GetAll)
-	route.Post("/", ctrl.CreateOne)
-	route.Get("/:id", ctrl.GetOne)
-	route.Patch("/:id", ctrl.UpdateOne)
-	route.Delete("/:id", ctrl.DeleteOne)
 }