added reply model

forum/models.py

 from django.db import models
 
+from homepage.models import WidgetUser
 
 class Post(models.Model):
     post_title = models.CharField(max_length=75)
     post_body = models.TextField()
     pub_date = models.DateField(auto_now_add=True)
+
+class Reply(models.Model):
+    reply_body = models.TextField()
+    pub_date = models.DateField(auto_now_add=True)
+    author = models.ForeignKey(WidgetUser, on_delete=models.CASCADE, null=True)
+
     
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