logging in exeption handling set to error level

src/context_search/utils/config_variables.py

@@ -26,7 +26,7 @@ def read_config(self, path):
             with open(path, "rb") as conf_file:
                 EnvInterface._config = tomllib.load(conf_file)
         except FileNotFoundError as err:
-            print(
+            logging.error(
                 f"Could not find config file in the project root. {err}"
             )