Not a debootstrap or any sort of Debian developer, but I assume minbase is expected to be strictly a subset of the packages one would find on a regular Debian s

Not a debootstrap or any sort of Debian developer, but I assume minbase is expected to be strictly a subset of the packages one would find on a regular Debian system, which would imply having bash, dash, util-linux and so on, rather than attempting to use busybox (which is Priority: optional).