feat: added comment function and new home page

ticketsystem/models.py

@@ -26,3 +26,12 @@ class Ticket(models.Model):
 
     def __str__(self):
         return f"[{self.get_priority_display()}] {self.title} ({self.get_status_display()})"
+
+class Comment(models.Model):
+    ticket = models.ForeignKey("Ticket", on_delete=models.CASCADE, related_name="comments")
+    author = models.ForeignKey(User, on_delete=models.CASCADE)
+    text = models.TextField()
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    def __str__(self):
+        return f"Kommentar von {self.author} zu Ticket #{self.ticket.id}"