> tar cf metadata.tar.zstd *.json From a quick look at the tar manual, there is a --files-from option to read more command line parameters from a file; I haven

> tar cf metadata.tar.zstd *.json From a quick look at the tar manual, there is a --files-from option to read more command line parameters from a file; I haven't tried, but you could probably combine it with find through bash's process substitution to create the list of files on the fly.