Update requirements.txt

requirements.txt

@@ -1,14 +1,16 @@
-streamlit
-pdfplumber
-pytesseract
-pillow
-langchain
-langchain-community
-sentence-transformers
-transformers
-datasets
-accelerate
-torch
-faiss-cpu
-rank-bm25
-rouge-score
+streamlit==1.37.0
+langchain==0.2.16
+langchain-community==0.2.16
+faiss-cpu==1.8.0.post1
+pdfplumber==0.11.4
+sentence-transformers==3.0.1
+torch==2.4.0
+numpy==1.26.4
+transformers==4.44.2
+pdf2image==1.17.0
+pytesseract==0.3.13
+pillow==10.2.0
+# Optional for additional features
+# datasets==2.18.0
+# rank_bm25==0.2.2
+# rouge_score==0.1.2