sync: update pdf-script from github.com/peyajm29/pdf-script@488b4f6e90561a9c6cce3f0166f0690793886b59

sync: update pdf-script from github.com/peyajm29/pdf-script@3538c5b239a9e0e76c810f18b40bae862f5b4ab2

sync: update pdf-script from github.com/peyajm29/pdf-script@e01da77cdffd02bb939e97990a9f77de211d8c4d

sync: update pdf-script from github.com/peyajm29/pdf-script@70bff5d4e8a7b6412ca4848ad01dca86cf32103c

Fix #33: restore dc:creator XMP field to real authors after setCreator()

Fix #32: set PDF Creator field to iTagPDF (www.itagpdf.com)

Fix #27: generate one LI per list item, not per line

fix: downscale large images before Tesseract OCR to prevent hangs

fix: replace executor on cancel to unblock new pipeline runs

fix: commit pdftagger.jar via LFS (was excluded by .gitignore)

Sync latest backend and pipeline code

add pdf-script as plain directory

remove pdf-script submodule reference

Initial deployment