buildx failed with: ERROR: failed to build: failed to solve: process "/bin/sh -c apt-get update && apt-get install -y --no-install-recommends gnupg2=2.4.* && curl -O https://download.swift.org/swiftly/linux/swiftly-$(uname -m).tar.gz && tar zxf swiftly-$(uname -m).tar.gz && ./swiftly init --quiet-shell-followup && for v in $SWIFT_VERSIONS; do swiftly install \"$v\"; done && swiftly use \"${SWIFT_VERSIONS%% *}\"" did not complete successfully: exit code: 127