update req

requirements.txt

@@ -34,11 +34,11 @@ jsonpatch==1.33
 jsonpointer==2.4
 jsonschema==4.21.1
 jsonschema-specifications==2023.12.1
-langchain-core==0.1.52 
-langchain==0.1.17
-langchain-community==0.0.36 
-langchain-text-splitters==0.0.1
-langchain-huggingface>=0.0.4
+langchain==0.2.0 
+langchain-core==0.3.59 
+langchain-huggingface==0.2.0 
+langchain-community==0.0.40 
+langchain-text-splitters==0.0.2
 langsmith==0.1.55
 markdown-it-py==3.0.0
 MarkupSafe==2.1.5