move host, port and debug to server run function make .env variables writen in CAPS

main.py

@@ -22,16 +22,16 @@ import os
 if __name__ == "__main__":
     load_dotenv(find_dotenv())
 
-    SNAKE = SnakeBuilder.build(os.environ.get("snake", "DummSnake"))
-
     server = Server(
         data_path=os.path.dirname(__file__),
-        snake=SnakeBuilder.build(os.environ.get("snake", "DummSnake")),
-        port=int(os.environ.get("PORT", "8000")),
-        debug=bool(os.environ.get("debug", False)),
+        snake=SnakeBuilder.build(os.environ.get("SNAKE", "DummSnake")),
     )
 
-    if os.environ.get("store_game", None):
+    if os.environ.get("STORE_GAME_HISTORY", None):
         server.enable_store_game_state()
 
-    server.run()
+    server.run(
+        host=os.environ.get("HOST", "0.0.0.0"),
+        port=int(os.environ.get("PORT", "8000")),
+        debug=bool(os.environ.get("DEBUG", False))
+    )

server/Server.py

@@ -10,9 +10,7 @@ import logging, json, os
 class Server:
   default_snake_config = {"apiversion":"1","author":"","color":"#888888","head":"default","tail":"default"}
 
-  def __init__(self, data_path:str, snake:TemplateSnake, host:str="0.0.0.0", port:str="8000", debug:bool=False):
-    self.host = host
-    self.port = port
+  def __init__(self, data_path:str, snake:TemplateSnake, debug:bool=False):
     self.debug = debug
     self.snake = snake
 
@@ -50,11 +48,11 @@ class Server:
       )
       return response
 
-  def run(self):
+  def run(self, host:str="0.0.0.0", port:str="8000", debug:bool=False):
     logging.getLogger("werkzeug").setLevel(logging.ERROR)
 
-    print(f"\nRunning Battlesnake at http://{self.host}:{self.port} with the {self.snake.__class__.__name__.replace('Snake', '')} Snake")
-    self.app.run(host=self.host, port=self.port, debug=self.debug)
+    print(f"\nRunning Battlesnake at http://{host}:{port} with the {self.snake.__class__.__name__.replace('Snake', '')} Snake")
+    self.app.run(host=host, port=port, debug=debug)
 
   def _read_json_config_or_create(self):
     snake_config = read_file(self.config_file, json.load)