runtime settings loaded from DB/ refactoring admin-panel/ minor fixes and improvements

handlers/admin/clusters/base.py

@@ -0,0 +1,18 @@
+from aiogram import Router
+from aiogram.fsm.state import State, StatesGroup
+
+
+router = Router()
+
+
+class AdminClusterStates(StatesGroup):
+    waiting_for_cluster_name = State()
+    waiting_for_api_url = State()
+    waiting_for_inbound_id = State()
+    waiting_for_server_name = State()
+    waiting_for_subscription_url = State()
+    waiting_for_days_input = State()
+    waiting_for_new_cluster_name = State()
+    waiting_for_new_server_name = State()
+    waiting_for_server_transfer = State()
+    waiting_for_cluster_transfer = State()