Improve AI logic

services/forecasting/app/schemas/forecasts.py

@@ -34,7 +34,7 @@ class ForecastRequest(BaseModel):
 
 class BatchForecastRequest(BaseModel):
     """Request schema for batch forecasting"""
-    tenant_id: str = Field(..., description="Tenant ID")
+    tenant_id: Optional[str] = None  # Optional, can be from path parameter
     batch_name: str = Field(..., description="Batch name for tracking")
     inventory_product_ids: List[str] = Field(..., description="List of inventory product IDs")
     forecast_days: int = Field(7, ge=1, le=30, description="Number of days to forecast")