Update README.md

Update data file paths in README for thumbnails, videos, and timelapses

Refactor metadata structure in README and CSV files for consistency

Update README.md

Update README.md

Update README.md (#2)

Update README.md

Update README.md

Update README to simplify data_files configuration for thumbnails, videos, and timelapses

Update README to reflect new metadata paths for thumbnails, videos, and timelapses

Update README to use quotes for file paths in configuration entries

Add configuration entries for videos, thumbnails, and timelapses in README

initial commit