Update requirements.txt

requirements.txt

@@ -1,24 +1,27 @@
-# HF Spaces Python 3.13 - PROVEN WORKING VERSIONS
-fastapi==0.115.2
-uvicorn[standard]==0.30.6
-pydantic==2.9.2
-python-multipart==0.0.12
+# Core
+fastapi
+uvicorn
 
-# LangChain - MATCHED VERSIONS (NO CONFLICTS)
-langchain-core==0.3.6
-langchain==0.3.1
-langchain-community==0.3.1
-langchain-groq==0.2.0
-langchain-huggingface==0.1.0
-langchain-chroma==0.1.4 
+# LangChain (PINNED)
+langchain==0.1.20
+langchain-core==0.1.52
+langchain-community==0.0.38
+langchain-groq==0.1.3
 
-# Vector Store
-chromadb==0.5.11
-sentence-transformers==3.2.1
+# Groq SDK (PINNED)
+groq==0.9.0
 
-# Essentials
-groq==0.4.1
-gradio==5.5.0
-httpx==0.27.0
-pillow==10.4.0
-python-dotenv==1.0.1
+# HTTP client (CRITICAL FIX)
+httpx==0.24.1
+
+# Vector DB
+chromadb==0.4.24
+
+# Transformers / Embeddings
+sentence-transformers
+transformers
+torch
+
+# Utils
+python-dotenv
+pydantic<2.7