* Fix missing file permissions on multi-stage build
Fixes#2075
When a file with the setuid bit is copied from one stage
to another, the permissions were not copied over properly after
setting ownership on directory and the file itself.
* Update pkg/util/fs_util.go
Co-authored-by: Jason Hall <jason@chainguard.dev>
* Adding boilerplate to dockerfile
* Add bash check to bail with exit code 1 if setuid not present
Co-authored-by: Jason Hall <jason@chainguard.dev>
77ac6942a6