example workflow code for model implementation (#17)

* upload example code for model implementation

* Refactor Model Implement

* add export

---------

Co-authored-by: Young <afe.young@gmail.com>

rdagent/model_implementation/conf.py

@@ -0,0 +1,10 @@
+from pathlib import Path
+from pydantic_settings import BaseSettings
+
+class ModelImplSettings(BaseSettings):
+    workspace_path: Path = Path("./git_ignore_folder/model_imp_workspace/")  # Added type annotation for work_space
+    
+    class Config:
+        env_prefix = 'MODEL_IMPL_'  # Use MODEL_IMPL_ as prefix for environment variables
+
+MODEL_IMPL_SETTINGS = ModelImplSettings()