Update requirements.txt

requirements.txt

@@ -1,40 +1,38 @@
-# --- Core Python Packages ---
-numpy
+# --- Core ---
+numpy>=1.26
 pillow
 opencv-python
 matplotlib
 requests
 tqdm
 pypdf
+pymupdf>=1.24.0
 
-# --- Deep Learning (DO NOT pin torch on ZeroGPU) ---
+# --- Deep Learning (do NOT pin torch on ZeroGPU) ---
 tensorflow==2.15.1
-transformers>=4.40.0
-accelerate
+transformers>=4.43,<5.0
+accelerate>=0.33
 safetensors
-
-# --- Hugging Face ---
 huggingface-hub
 sentence-transformers
 
-# --- LangChain & RAG ---
-langchain>=0.1.14,<0.3
-langchain-community>=0.2.0
-langchain-huggingface>=0.0.11
+# --- LangChain & RAG (aligned versions) ---
+langchain
+langchain-community
+langchain-huggingface
+langchain-text-splitters
 faiss-cpu
-pymupdf
 
 # --- YOLO Detection ---
 ultralytics
 
-# --- Gradio UI / Spaces ---
+# --- Gradio / Spaces ---
 gradio>=4.28.0
 spaces
 
-# --- Logging & Utility ---
+# --- Utilities ---
 python-dotenv
 
-
 # ---------- Databases ----------
 mysqlclient                  
 mysql-connector-python