fix: 修改可能迁移的问题

apps/assets/migrations/0098_auto_20220430_2126.py

@@ -107,8 +107,9 @@ def create_app_nodes(apps, org_id):
         'key': next_key, 'value': name, 'parent_key': parent_key,
         'full_value': full_value, 'org_id': org_id
     }
-    node, created = node_model.objects.get_or_create(
+    node, __ = node_model.objects.get_or_create(
         defaults=defaults, value=name, org_id=org_id,
+        parent_key=parent_key
     )
     node.parent = parent
     return node

apps/terminal/models/applet/applet.py

@@ -162,7 +162,7 @@ class Applet(JMSBaseModel):
         for host_id in using_host_ids.values():
             counts[host_id] += 1
 
-        hosts = list(sorted(hosts, key=lambda h: counts[h.id]))
+        hosts = list(sorted(hosts, key=lambda h: counts[str(h.id)]))
         return hosts[0]
 
     def select_host(self, user, asset):