rework folder structure complitly

server/Server.py

@@ -1,12 +1,12 @@
 from quart_common.web.logger import build_logger, await_log
 from server.Files import read_file
 
-from server.game_board_stats import GameBoardStoreBuilder
+from server.game_state_store import GameStateStoreBuilder
 from server.GameBoard import GameBoard
 
 from snakes import SnakeBuilder
 
-from server.storage.StorageLoader import StorageLoader
+from server.storage import StorageLoader
 
 from server.metrics import (
   MetricsStoreBuilder,
@@ -39,7 +39,7 @@ class Server:
     self.store_game_state = False
     normalized_backend = (game_state_backend or 'memory').strip().lower()
     self.game_state_local_cache = (game_state_local_cache and normalized_backend != 'memory')
-    self.game_state_store = GameBoardStoreBuilder.build(
+    self.game_state_store = GameStateStoreBuilder.build(
       backend=game_state_backend,
       redis_url=game_state_redis_url,
       ttl_seconds=game_state_ttl_sec,