Build image / build (push) Failing after 7m32s
crystallang/crystal:1.20.2-alpine no longer ships libgmp.a, breaking the static link step (ld: cannot find -lgmp). Adding gmp-dev pulls in both headers and the static archive needed by Crystal's BigInt support. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>