新增自学模块

tutorial/models.py

@@ -2,8 +2,15 @@ from django.db import models
 from account.models import User
 
 class Tutorial(models.Model):
+    TYPE_CHOICES = [
+        ('python', 'Python'),
+        ('c', 'C'),
+    ]
+    
     title = models.CharField(max_length=128)
     content = models.TextField()
+    code = models.TextField(default="")
+    type = models.CharField(max_length=10, choices=TYPE_CHOICES, default='python')
     created_by = models.ForeignKey(User, on_delete=models.CASCADE)
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)