Revert "sadasd"

This reverts commit 9f85ce4f52.

backend/igny8_core/auth/models.py

@@ -230,14 +230,6 @@ class Subscription(models.Model):
     ]
 
     account = models.OneToOneField('igny8_core_auth.Account', on_delete=models.CASCADE, related_name='subscription', db_column='tenant_id')
-    plan = models.ForeignKey(
-        'igny8_core_auth.Plan',
-        on_delete=models.PROTECT,
-        related_name='subscriptions',
-        null=True,
-        blank=True,
-        help_text='Plan for this subscription (historical tracking)'
-    )
     stripe_subscription_id = models.CharField(
         max_length=255,
         blank=True,
@@ -294,7 +286,9 @@ class Site(SoftDeletableModel, AccountBaseModel):
         'igny8_core_auth.Industry',
         on_delete=models.PROTECT,
         related_name='sites',
-        help_text="Industry this site belongs to (required)"
+        null=True,
+        blank=True,
+        help_text="Industry this site belongs to"
     )
     is_active = models.BooleanField(default=True, db_index=True)
     status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='active')