Add configuration file to load environment variables for OpenAI models and memory file

config.py

@@ -0,0 +1,9 @@
+import os
+
+from dotenv import load_dotenv
+
+load_dotenv(override=True)
+
+OPENAI_CHAT_MODEL_WORKER = os.getenv("OPENAI_CHAT_MODEL_WORKER", "gpt-4o-mini")
+OPENAI_CHAT_MODEL_EVALUATOR = os.getenv("OPENAI_CHAT_MODEL_EVALUATOR", "gpt-4o-mini")
+MEMORY_FILE = os.getenv("MEMORY_FILE", "sidekick_memory.json")

tools.py

@@ -1,7 +1,6 @@
 import os
 from typing import List, Optional, Tuple
 
-from dotenv import load_dotenv
 from langchain.agents import Tool
 from langchain_community.agent_toolkits import (
     FileManagementToolkit,
@@ -15,9 +14,6 @@ from langchain_experimental.tools import PythonREPLTool
 from playwright.async_api import async_playwright
 from sympy import SympifyError, sympify
 
-# Load environment variables
-load_dotenv(override=True)
-
 
 # Custom math tool
 def safe_math_calculator(expression: str) -> str: