Update app.py

app.py

@@ -130,4 +130,4 @@ async def vectorize_query(request: QueryRequest):
 
 @app.get("/", include_in_schema=False)
 async def root():
-    return {"message": "Vector Generation API is running. POST to /vectorize to get vectors."}
+    return {"message": "Vector Generation API is running. -- VERSION 2 --"}