Fix filename handling in HF demo; switch input to gr.File; ensure correct file reading and export to Excel

Add filename and title export to Excel; update hf_process to build DataFrame from title + sensors; improve file name handling

Fix ocr code

Fix ocr code

Fix ocr code

Add print of results

Fix ocr_sensors function

Fix ocr_sensors function

Add print for roi and ocr_results

Update requirements: numpy, opencv, gradio, easyocr

Replace Tesseract with EasyOCR for title only

Final demo OCR version for Streamlit

Switch to PaddleOCR 2.6.1 for Streamlit compatibility

Add demo OCR version and Streamlit app