text: from django.db import models
  from django.contrib.auth.models import User
  
  # Create your models here.
  
  class Notice(models.Model):
      author = models.CharField(max_length=10, null=False)
      title = models.CharField(max_length=100, null=False)
      content = models.TextField(null=False)
      created_date = models.DateTimeField(auto_now_add=True)
      modified_date = models.DateTimeField(auto_now=True)
  