feat(models/message.py): add Message model

home/models/message.py

@@ -0,0 +1,14 @@
+from django.contrib.auth.models import User
+from django.db import models
+
+
+class Message(models.Model):
+    sender = models.ForeignKey(
+        User, on_delete=models.CASCADE, related_name="sent_messages"
+    )
+    recipient = models.ForeignKey(
+        User, on_delete=models.CASCADE, related_name="received_messages"
+    )
+
+    content = models.TextField()
+    timestamp = models.DateTimeField(auto_now_add=True)