Pdf-compressor

What's Changed
3fed10c add test for batch compression and duplicate PDF input file (i.e. compressing same file twice) (closes 4)
413d070 remove unused code
8e56487 fix `pylint` errors
68b1cc1 breaking: change `--on-bad-files` error type from `TypeError` to `ValueError`
9943155 fix CI `OSError`: [WinError 17] The system cannot move the file to a different disk drive
ada2044 `del_or_keep_compressed()` add `verbose` arg to print file names or full file paths
d4aaeee combine `.github/workflows/{test,publish}.yml` into 1 workflow

**Full Changelog**: https://github.com/janosh/pdf-compressor/compare/v0.2.0...v0.2.1

What's Changed
* Official Windows support! 🎉
* Use / as path sep even on Windows in https://github.com/janosh/pdf-compressor/pull/10
* breaking change: rename CLI flags (hence minor version bump)
* --error-on-no-pdfs -> --on-no-pdfs
* --handle-non-pdfs -> --on-bad-files

**Full Changelog**: https://github.com/janosh/pdf-compressor/compare/v0.1.9...v0.2.0