new init

apps/backend/app/schemas/delivery.py

@@ -0,0 +1,38 @@
+from pydantic import BaseModel, ConfigDict
+from datetime import date, datetime
+from typing import Optional, List
+
+# Bestehendes Einzeilen-Schema bleibt
+class DeliveryBase(BaseModel):
+    product_id: int
+    amount: int
+    price_cents: int
+    delivered_at: Optional[date] = None
+    supplier: Optional[str] = None
+    invoice_number: Optional[str] = None
+    created_by: Optional[int] = None
+    note: str | None = None 
+    deposit_return_cents: int = 0
+    model_config = ConfigDict(from_attributes=True)  # statt orm_mode
+
+class DeliveryCreate(DeliveryBase):
+    pass
+
+class DeliveryOut(DeliveryBase):
+    id: int
+    class Config:
+        from_attributes = True
+
+# 🆕 Für die neue Seite (Header + Items + Pfand)
+class DeliveryItemIn(BaseModel):
+    product_id: int
+    quantity_units: int
+    unit_cost_cents: int
+
+class DeliveryCreateBulk(BaseModel):
+    supplier: Optional[str] = None
+    date: Optional[date] = None
+    invoice_no: Optional[str] = None
+    note: Optional[str] = None
+    deposit_return_cents: int = 0  # Netto-Pfand (Cent, positiv)
+    items: List[DeliveryItemIn]