from typing import Optional from pydantic import BaseModel, Field class RegisterEntity(BaseModel): first_name: str = Field(..., example='Ivan') last_name: str = Field(..., example='Ivanov') patronymic: Optional[str] = Field(None, example='Ivanov') role_id: int = Field(..., example=1) login: str = Field(..., example='user@example.com') password: str = Field(..., min_length=5, example='strongpassword')