feat(bot): add async DB and FSM state handling

bot/states.py

@@ -0,0 +1,13 @@
+from aiogram.fsm.state import State, StatesGroup
+
+
+class ConsoleFlow(StatesGroup):
+    waiting_command = State()
+
+
+class RedeemFlow(StatesGroup):
+    waiting_all_keys = State()
+    waiting_bot_keys = State()
+
+
+twofa_tasks = {}