added langchain app for simplicity

langchainapp.py

@@ -61,7 +61,7 @@ class MyEmbeddingFunction(EmbeddingFunction):
         self.intention_client = intention_client  
         self.hf_embeddings = HuggingFaceInstructEmbeddings(  
             model_name=model_name,  
-            model_kwargs={'device': 'cuda' if torch.cuda.is_available() else 'cpu'},  
+            model_kwargs={'device': 'cuda' if torch.cuda.is_available() else 'cpu', "trust_remote_code": True},  
             encode_kwargs={'normalize_embeddings': True}  
         )