feat: move configuration settings to a dedicated settings module

app.py

@@ -18,10 +18,10 @@ from unpredictable_lord.mcp_tools import (
     init_game,
     list_available_advice,
 )
+from unpredictable_lord.settings import LOGGING_LEVEL
 
 # Configure logging level from environment variable
-log_level_name = os.environ.get("LOGGING_LEVEL", "INFO").upper()
-log_level = getattr(logging, log_level_name, logging.INFO)
+log_level = getattr(logging, LOGGING_LEVEL, logging.INFO)
 logging.basicConfig(level=log_level, format="%(asctime)s %(levelname)s %(message)s")
 
 logger = logging.getLogger(__name__)

src/unpredictable_lord/__init__.py

@@ -1,3 +0,0 @@
-from dotenv import load_dotenv
-
-load_dotenv()

src/unpredictable_lord/chat.py

@@ -5,14 +5,13 @@ Provides chat functionality by calling the LLM endpoint on Modal or using ZeroGP
 """
 
 import logging
-import os
 
 import openai_harmony as oh
 
+from unpredictable_lord.settings import USE_MODAL
 
 logger = logging.getLogger(__name__)
 
-USE_MODAL = os.getenv("USE_MODAL", "false").lower() == "true"
 
 
 if USE_MODAL:

src/unpredictable_lord/settings.py

@@ -0,0 +1,8 @@
+import os
+
+from dotenv import load_dotenv
+
+load_dotenv()
+
+LOGGING_LEVEL = os.getenv("LOGGING_LEVEL", "INFO").upper()
+USE_MODAL = os.getenv("USE_MODAL", "false").lower() == "true"