new model

requirements.txt

@@ -9,12 +9,11 @@ tf-keras==2.17.0
 pillow
 
 # LangChain split packages (v0.2 style)
-langchain==0.2.12
-langchain-community==0.2.10
-langchain-text-splitters==0.2.2
-langchain-core==0.2.27
+langchain==0.3.*
+langchain-community==0.3.*
+langchain-text-splitters==0.3.*
 # MUY IMPORTANTE: usar la integración nueva del Hub
-langchain-huggingface>=0.0.12
+langchain-huggingface==0.3.1
 
 # Vector store
 chromadb==0.5.3