support for .env files for development

Author: Geoff Flarity

centml/sdk/config.py

@@ -1,8 +1,13 @@
 import os
-from pydantic_settings import BaseSettings
+from pydantic_settings import BaseSettings, SettingsConfigDict
+from pathlib import Path
 
 
 class Config(BaseSettings):
+
+    # It is possible to override the default values by setting the environment variables
+    model_config = SettingsConfigDict(env_file=Path('.env'))
+
     CENTML_WEB_URL: str = "https://app.centml.com/"
     CENTML_CONFIG_PATH: str = os.path.expanduser("~/.centml")
     CENTML_CRED_FILE: str = "credentials.json"