rename Metric Classes and change Folder Structure

server/Server.py

@@ -1,16 +1,18 @@
+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.GameBoard import GameBoard
 
 from snakes import SnakeBuilder
-from quart_common.web.logger import await_log
-from quart_common.web.logger import build_logger
 
-from server.metrics.MetricsManager import MetricsManager
-from server.metrics.MetricsCollector import MetricsCollector
 from server.storage.StorageLoader import StorageLoader
 
+from server.metrics import (
+  MetricsStoreBuilder,
+  MetricsCollector,
+)
+
 from quart import Quart, request, jsonify
 import logging, json, os, re, time
 from typing import cast
@@ -50,7 +52,7 @@ class Server:
     self.game_last_seen_unix:dict[str, int] = {}
 
     self.metrics_collector = MetricsCollector(
-      metrics_manager=MetricsManager(
+      metrics_manager=MetricsStoreBuilder.build(
         backend=metrics_backend_normalized,
         redis_url=metrics_redis_url,
         ttl_seconds=metrics_ttl_sec,