Refactor with its own entry point and startup script cista, instead of running via sanic. Config file handling and Droppy updates. HTTP redirection/acme server added.

tests/test_lrucache.py

@@ -1,8 +1,11 @@
-import pytest
-from unittest.mock import Mock
 from time import sleep
+from unittest.mock import Mock
+
+import pytest
+
 from cista.lrucache import LRUCache  # Replace with actual import
 
+
 def mock_open(key):
     mock = Mock()
     mock.close = Mock()