opam: missing dependency
Considering this basic example:
FROM alpine:3.7
RUN apk add --no-cache opam m4
RUN opam init -a
RUN opam install -y ocamlfind.1.7.3-1
The last command fails because it needs a patch command accepting the
—dry-run argument.
However the patch command from busybox doesn’t have this option. I
believe the “opam” package should depend on “patch” like it does for the
“tar”, “rsync”, “curl”, …
(from redmine: issue id 8474, created on 2018-02-05, closed on 2019-05-03)