Comparison Score

[hreikin]

Check extracted content against other extraction techniques to create a comparison score:

• Target elements in json
• OCR PDF pages converted to images
• Extract text from PDF files with PyMuPDF
• Compare JSON, OCR, PyMuPDF extracted text and give ratio/score
• Handle zero division errors

[hreikin]

Task list complete, closing issue. Can be reopened if more features/tasks are required.