class ProjectImage(models.Model):
    img=models.ImageField(upload_to='photos/')

class Project(models.Model):
    title= models.CharField(max_length=150, unique=True)
    description= models.TextField(max_length=1100)
    date = models.DateField(auto_now_add=True)
    imgs=models.ForeignKey(ProjectImage, on_delete=models.CASCADE)
    slug=models.SlugField(default='', editable=False)