Ask for age instead of birth date

app/models.py

@@ -4,13 +4,9 @@ from pydantic import EmailStr
 from sqlmodel import Field, SQLModel
 from enum import Enum
 
-from datetime import date, datetime
-
-
-from sqlalchemy.sql import func
+from datetime import datetime
 
 from app.core.config import settings
-from datetime import datetime
 
 
 class VoiceEnum(str, Enum):
@@ -33,7 +29,7 @@ class RegistrationBase(SQLModel):
     email: EmailStr = Field(max_length=255)
     first_name: str
     last_name: str
-    birthday: date
+    age: int
     voice: VoiceEnum
     duration: PeriodEnum
     number_of_attempts: int