Add sample request using api client

config.py

@@ -1,19 +1,8 @@
-from flask.cli import load_dotenv
+import os
 
+from dotenv import load_dotenv
 
-class Config:
-    """
-    Configuration manager for the Julius Baer API client.
-
-    Reads configuration from a YAML file and overrides values
-    with environment variables when available.
-    """
-
-    def __init__(self):
-        """
-        Initialize the configuration manager.
-
-        Args:
-            config_file_path: Path to the YAML configuration file. Defaults to "config.yaml".
-        """
-        load_dotenv()
+load_dotenv()
+API_URI = str(os.getenv("API_URI") or "")
+API_KEY = str(os.getenv("API_KEY") or "")
+API_TEAM = str(os.getenv("API_TEAM") or "")