feat(model/ai_prediction.py): Added new model AIPrediction

model/ai_prediction.py

@@ -0,0 +1,12 @@
+from dataclasses import dataclass
+from datetime import datetime, date
+
+@dataclass
+class AIPrediction:
+    id: int
+    product_id: str
+    prediction_date: date
+    days_until_stockout: int
+    recommended_order: int
+    confidence_score: float
+    created_at: datetime