FROM golang:1.17.6-alpine RUN apk add --no-cache bash \ curl \ docker-cli \ docker-cli-buildx \ git \ mercurial \ make \ build-base \ tini # install cosign COPY --from=gcr.io/projectsigstore/cosign:v1.4.1@sha256:502d5130431e45f28c51d2c24a05ef5ccd3fd916bcc91db0c8bee3a81e09a0bb /ko-app/cosign /usr/local/bin/cosign ENTRYPOINT ["/sbin/tini", "--", "/entrypoint.sh"] CMD [ "-h" ] COPY scripts/entrypoint.sh /entrypoint.sh RUN chmod +x /entrypoint.sh COPY goreleaser_*.apk /tmp/ RUN apk add --no-cache --allow-untrusted /tmp/goreleaser_*.apk