Remove downloaded log JSON files and add *.json to .gitignore

Remove files.txt and world2.csv

Remove backup files from git tracking and update .gitignore

Remove tracked .md files from repository (except README.md)

Clean up repository: remove unrelated files and fix .gitignore

feat: Major refactoring and comprehensive testing of PDF processing pipeline

Remove nougat_lib submodule configuration

Remove unused nougat_lib directory and submodule configuration

Nits

Hugging face reference

Remove obsolete extracted_output/

Delete obsolete process_refactor.ipynb

Remove resume

Remove .DS_Store

Mermaid graph