Update requirements.txt

requirements.txt

@@ -1,45 +1,45 @@
 # ===============================
 # 📦 Embedding + Vector Search
 # ===============================
-chromadb
-sentence-transformers         # Compatible with huggingface-hub 0.30.1
-torch               # Stable with sentence-transformers
+chromadb==0.4.24
+sentence-transformers==2.4.0
+torch>=2.0.1
 
 # ===============================
 # 🤖 LLM-Based QA
 # ===============================
-transformers                # Works well with huggingface-hub 0.30.1
-accelerate
-huggingface-hub             # Compatible with transformers 4.37.2
+transformers==4.38.2
+accelerate>=0.26.1
+huggingface-hub==0.30.1
 
 # ===============================
 # 📄 PDF Parsing
 # ===============================
-pymupdf                     # PyMuPDF for full-page text extraction
-pdfminer.six              # Optional: structured layout extraction
+pymupdf>=1.23.0
+pdfminer.six>=20221105
 
 # ===============================
 # 🖼️ OCR + Image Handling
 # ===============================
-pytesseract                 # Requires separate install of Tesseract binary
-Pillow
+pytesseract>=0.3.10
+Pillow>=9.4.0
 
 # ===============================
 # 🌐 UI Interface
 # ===============================
-gradio                       # Gradio 4+ for modern UI
-requests
+gradio>=4.29.0
+requests>=2.31.0
 
 # ===============================
 # 🛠 Utilities and Fixes
 # ===============================
-beautifulsoup4              # Parsing for HTML-in-PDFs (e.g., diagrams/tables)
-pydantic                     # Chromadb is not yet compatible with pydantic 2.x
-numpy                       # Ensures compatibility with chromadb and transformers
-tqdm                       # Progress bar (used in embedding scripts)
+beautifulsoup4>=4.12.2
+pydantic==1.10.13         # Important: lock to v1.x (chroma not yet compatible with pydantic 2)
+numpy==1.26.4
+tqdm
 
-# Natural Language Toolkit=========
-nltk
+# 🔤 NLP & DOCX Parsing
+nltk>=3.8.1
+spacy>=3.7.2
+python-docx>=1.1.0
 docx2txt
-python-docx
-spacy