Update requirements.txt

requirements.txt

@@ -1,12 +1,10 @@
 python-dotenv==1.0.1
-streamlit==1.37.0
-langchain-community==0.2.10
-langchain-text-splitters==0.2.2
-langchain-groq==0.1.9
-unstructured
-unstructured[pdf]
-faiss-cpu
-transformers==4.43.3
-sentence-transformers==3.0.1
-nltk==3.9.1
-pi_heif
+langchain-community==0.3.16
+langchain==0.3.16
+langchain-huggingface==0.1.2
+langchain-text-splitters==0.3.5
+unstructured==0.16.16
+unstructured[pdf]==0.16.16
+langchain-unstructured==0.1.6
+langchain-chroma==0.2.1
+langchain-groq==0.2.3