github.com/anchore/syft@v1.38.2/test/install/environments/Dockerfile-alpine-3.6 (about)

     1  FROM alpine:3.6
     2  RUN apk update && apk add python3 wget curl unzip make ca-certificates jq
     3  RUN curl -O -L "https://github.com/sigstore/cosign/releases/latest/download/cosign-linux-amd64" && \
     4      mv cosign-linux-amd64 /usr/local/bin/cosign && \
     5      chmod +x /usr/local/bin/cosign