Update requirements.txt

Update requirements.txt

Update requirements.txt

Update requirements.txt

Update ocr_engine.py

Update ocr_engine.py

Update ocr_engine.py

Update data_extractor.py

Fix syntax error with multiline string escape using chr(10)

Correct escape sequence in app.py

Fix python string syntax error with escape newline

Downgrade Python to 3.10 and adjust requirements for build success

Fix pandas build by setting numpy constraint

Add core Python OCR engine, data extractor and excel writer

Upload Gradio app files

Create requirements.txt

initial commit