Update app_langgraph.py

app_langgraph.py

@@ -4,12 +4,17 @@ from dotenv import load_dotenv
 from langgraph.graph import START, StateGraph, MessagesState
 from langgraph.prebuilt import tools_condition
 from langgraph.prebuilt import ToolNode
+from langchain_huggingface import HuggingFaceEndpoint, ChatHuggingFace, HuggingFaceEmbeddings
 from langchain_core.messages import SystemMessage, HumanMessage
 from langchain_core.globals import set_debug
 from langchain_groq import ChatGroq
 from tools.search_tools import web_search, arvix_search, wiki_search
 from tools.math_tools import multiply, add, subtract, divide
+# from supabase.client import Client, create_client
+# from langchain.tools.retriever import create_retriever_tool
+# from langchain_community.vectorstores import SupabaseVectorStore
 import json
+from tools.multimodal_tools import extract_text, analyze_image_tool, analyze_audio_tool
 
 # set_debug(True)
 load_dotenv()
@@ -21,7 +26,10 @@ tools = [
     divide,
     web_search,
     wiki_search,
-    arvix_search
+    arvix_search,
+    extract_text,
+    analyze_image_tool,
+    analyze_audio_tool
 ]
 
 def build_graph():