feat(core): Support multi round conversation operator (#986)

dbgpt/serve/conversation/api/schemas.py

@@ -0,0 +1,20 @@
+# Define your Pydantic schemas here
+from dbgpt._private.pydantic import BaseModel, Field
+from ..config import SERVE_APP_NAME_HUMP
+
+
+class ServeRequest(BaseModel):
+    """Conversation request model"""
+
+    # TODO define your own fields here
+
+    class Config:
+        title = f"ServeRequest for {SERVE_APP_NAME_HUMP}"
+
+
+class ServerResponse(BaseModel):
+    """Conversation response model"""
+
+    # TODO define your own fields here
+    class Config:
+        title = f"ServerResponse for {SERVE_APP_NAME_HUMP}"