Fully functional opening transactions

api/app/transaction/models.py

@@ -1,3 +1,4 @@
+from datetime import date
 from decimal import Decimal
 from typing import Optional
 from uuid import UUID, uuid4
@@ -11,7 +12,8 @@ from payee.models import Payee, PayeeRead
 
 
 class TransactionBase(SQLModel):
-    pass
+    transaction_date: date = Field()
+    payment_date: Optional[date] = Field(default=None)
 
 class TransactionBaseId(TransactionBase):
     id: UUID | None = Field(default_factory=uuid4, primary_key=True)