Backend for pdf page extractor:-
to upload the file:- http://localhost:4000/api/upload key will be file
get the uploaded file:- http://localhost:4000/api/file/Ishihara_Tests.pdf
page update:- http://localhost:4000/api/pdf/extract/Ishihara_Tests.pdf/3/4
created new pdf: http://localhost:4000/api/file/Ishihara_Tests.pdf_extracted.pdf
Backend is hosted on server,add end points according to requirement:- https://backend-2ros.onrender.com