Develop py update schema (#37)

* feature: implement endpoints with multi-level response models
* refactor: move `/health` and `/config` endpoints to system module, remove example from base schemas
* refactor: remove unused get_standard_response_model()

runtime/datamate-python/app/module/system/schema/config.py

@@ -0,0 +1,11 @@
+from pydantic import Field
+
+from app.module.shared.schema import BaseResponseModel
+from app.module.shared.schema import StandardResponse
+
+class ConfigResponse(BaseResponseModel):
+    """配置信息响应模型"""
+    app_name: str = Field(..., description="应用名称")
+    version: str = Field(..., description="应用版本")
+    label_studio_url: str = Field(..., description="Label Studio基础URL")
+    debug: bool = Field(..., description="调试模式状态")