恢复GE版本为0.18，生成SNIPPET后自动生成rag_text流程

app/main.py

@@ -24,6 +24,8 @@ from app.models import (
     LLMResponse,
     TableProfilingJobAck,
     TableProfilingJobRequest,
+    TableSnippetRagIngestRequest,
+    TableSnippetRagIngestResponse,
     TableSnippetUpsertRequest,
     TableSnippetUpsertResponse,
 )
@@ -252,6 +254,7 @@ def create_app() -> FastAPI:
             )
             raise HTTPException(status_code=500, detail=str(exc)) from exc
         else:
+            # After snippet_alias is stored, automatically trigger RAG ingest when configured.
             if (
                 payload.action_type == ActionType.SNIPPET_ALIAS
                 and payload.status == ActionStatus.SUCCESS
@@ -267,14 +270,46 @@ def create_app() -> FastAPI:
                     )
                 except Exception:
                     logger.exception(
-                        "Failed to ingest snippet RAG artifacts",
+                        "Failed to ingest snippet RAG artifacts after snippet_alias upsert",
                         extra={
                             "table_id": payload.table_id,
                             "version_ts": payload.version_ts,
+                            "workspace_id": payload.rag_workspace_id,
                         },
                     )
+
             return response
 
+    @application.post(
+        "/v1/table/snippet/rag_ingest",
+        response_model=TableSnippetRagIngestResponse,
+        summary="Merge snippet+alias results from action_results and ingest into RAG.",
+    )
+    async def ingest_snippet_rag(
+        payload: TableSnippetRagIngestRequest,
+        client: httpx.AsyncClient = Depends(get_http_client),
+    ) -> TableSnippetRagIngestResponse:
+        try:
+            rag_item_ids = await ingest_snippet_rag_from_db(
+                table_id=payload.table_id,
+                version_ts=payload.version_ts,
+                workspace_id=payload.workspace_id,
+                rag_item_type=payload.rag_item_type or "SNIPPET",
+                client=client,
+            )
+        except Exception as exc:
+            logger.exception(
+                "Failed to ingest snippet RAG artifacts",
+                extra={
+                    "table_id": payload.table_id,
+                    "version_ts": payload.version_ts,
+                    "workspace_id": payload.workspace_id,
+                },
+            )
+            raise HTTPException(status_code=500, detail=str(exc)) from exc
+
+        return TableSnippetRagIngestResponse(rag_item_ids=rag_item_ids)
+
     @application.post("/__mock__/import-callback")
     async def mock_import_callback(payload: dict[str, Any]) -> dict[str, str]:
         logger.info("Received import analysis callback: %s", payload)