Из-за проблем с миграцией изменен подход генерации имени загружаемых файлов

app/models.py

@@ -1,20 +1,25 @@
 import os
+import uuid
 
 from django.db.models import Model
 from django.db.models import OneToOneField, ManyToManyField, CASCADE
 from django.db.models import CharField, TextField, IntegerField, DecimalField, BooleanField, ImageField
+from django.utils.deconstruct import deconstructible
 
 
-def upload_to(path, /):
-    def wrapper(instance, filename):
+@deconstructible
+class UploadTo:
+    def __init__(self, path):
+        self.path = path
+
+    def __call__(self, instance, filename):
         return os.path.join(
-            path,
+            self.path,
             '%s.%s' % (
-                instance.pk,
+                uuid.uuid4(),
                 filename.split('.')[-1],
             ),
         )
-    return wrapper
 
 
 class RoomImage(Model):
@@ -29,7 +34,7 @@ class RoomImage(Model):
     )
     image = ImageField(
         verbose_name='Изображение',
-        upload_to=upload_to('media/rooms/images'),
+        upload_to=UploadTo('media/rooms/images'),
     )
 
     def __str__(self):
@@ -48,7 +53,7 @@ class RoomPanorama(Model):
     )
     image = ImageField(
         verbose_name='Изображение',
-        upload_to=upload_to('media/rooms/panoramas'),
+        upload_to=UploadTo('media/rooms/panoramas'),
     )
 
     def __str__(self):
@@ -105,3 +110,6 @@ class Room(Model):
         verbose_name='Доступна для аренды',
         default=True,
     )
+
+    def __str__(self):
+        return self.name