Django custom user model best practices

                  from django.contrib.auth.models import AbstractUser
from django.db import models


class CustomUser(AbstractUser):
    """Extended user model with additional fields."""
    email = models.EmailField(unique=True)
    phone = models.CharField(max_length=20, blank=True)
    avatar = models.ImageField(upload_to='avatars/', null=True, blank=True)
    bio = models.TextField(blank=True)
    date_of_birth = models.DateField(null=True, blank=True)
    email_verified = models.BooleanField(default=False)

    # Use email for login
    USERNAME_FIELD = 'email'
    REQUIRED_FIELDS = ['username', 'first_name', 'last_name']

    class Meta:
        verbose_name = 'User'
        verbose_name_plural = 'Users'

    def get_full_name(self):
        return f'{self.first_name} {self.last_name}'.strip() or self.username

    def __str__(self):
        return self.email