feat&fix: update paths in configuration, enhance error handling, and improve UI elements

run_multienv_openaicua.py

@@ -18,6 +18,10 @@ from mm_agents.openai_cua_agent import OpenAICUAAgent
 
 # import wandb
 
+# load the environment variables from .env file
+if os.path.exists(".env"):
+    from dotenv import load_dotenv
+    load_dotenv()
 
 #  Logger Configs {{{ #
 logger = logging.getLogger()