This is a cli command to convert multiple image files to a PDF file.
$ git clone https://github.com/smeghead/rust-pdfpackman.git
$ cd rust-pdfpackman
$ cargo build --release
$ ./target/release/pdfpackman --help
Usage: pdfpackman [options] FILE [FILE..]
Options:
-o, --output NAME set output file name
-h, --help print this help menu
pdfpackman -o output.pdf sample.jpg sample.png