Update app.py

app.py

@@ -69,7 +69,8 @@ async def lifespan(app: FastAPI):
     
         # Load models into the shared dictionary
         ml_models["embedder"] = HuggingFaceEmbeddings(
-                                                      model_name="BAAI/bge-base-en-v1.5", #better but lil slower
+                                                      model_name="BAAI/bge-large-en-v1.5", #better but lil slower
+                                                      # model_name="BAAI/bge-base-en-v1.5", #better but lil slower
                                                       # model_name="intfloat/e5-large-v2", #lil faster  but  dont know response is slow 
                                                       encode_kwargs={
                                                           "batch_size": 64,