Update requirements.txt

requirements.txt

@@ -1,10 +1,13 @@
-gradio>=3.41
-llama-index
-llama-index-core
-llama-index-llms-huggingface
-llama-index-embeddings-huggingface
-transformers
-torch
+gradio>=4.20.0
+llama-index>=0.10.30
+llama-index-core>=0.10.30
+llama-index-llms-huggingface>=0.2.0
+llama-index-embeddings-huggingface>=0.2.0
+transformers>=4.38.0
+torch>=2.0.0
 sentencepiece
 faiss-cpu
-pdfplumber
+pdfplumber>=0.10.0
+accelerate>=0.25.0 # Important for device_map="auto" and efficient model loading
+einops # Often a dependency for transformers/models
+# Consider adding: bitsandbytes if you plan to use 4-bit/8-bit quantization for larger models