[WIP] Download contract

backend/src/models.py

@@ -1,4 +1,4 @@
-from sqlmodel import Field, SQLModel, Relationship
+from sqlmodel import Field, SQLModel, Relationship, Column, LargeBinary
 from enum import StrEnum
 from typing import Optional
 import datetime
@@ -208,6 +208,7 @@ class Contract(ContractBase, table=True):
         back_populates="contract",
         cascade_delete=True
     )
+    file: bytes = Field(sa_column=Column(LargeBinary))
 
 class ContractCreate(ContractBase):
     products: list["ContractProductCreate"] = []
@@ -215,12 +216,13 @@ class ContractCreate(ContractBase):
     form_id: int
 
 class ContractUpdate(SQLModel):
-    pass
+    file: bytes
 
 class ContractPublic(ContractBase):
     id: int
     products: list["ContractProduct"] = []
     form: Form
+    # file: bytes
 
 class ContractProductBase(SQLModel):
     product_id: int = Field(