Update requirements.txt

requirements.txt

@@ -3,11 +3,11 @@ requests==2.32.3
 
 # --- LangChain ecosystem ---
 langchain==0.3.15
-langchain-core==0.3.34
+langchain-core==0.3.79
 langchain-community==0.3.15
 langchain-experimental==0.3.3
 langchain-openai==0.3.4
-langchain-huggingface==0.1.2
+langchain-huggingface==0.1.6
 langgraph==0.2.55
 
 # --- Google + Hugging Face + Tools ---
@@ -16,4 +16,4 @@ langchain-google-genai==2.0.5
 
 # --- Search / External sources ---
 duckduckgo-search==5.3.1
-wikipedia==1.4.0
+wikipedia==1.4.0