anchor.diff:  RUN install-docker 18.06.3-ce
   
   COPY compose.patch /tmp/compose.patch
  -RUN apk add --no-cache --virtual build-packages \
  +RUN apk add --no-cache \
           libc-dev \
           libffi-dev \
           linux-headers \
  
positive.code:  && mv krew-$(uname | tr '[:upper:]' '[:lower:]')_amd64 /usr/local/bin/kubectl-krew \
   && kubectl-krew version \
   && rm -rf /root/.krew \
   && apk del build-packages \
   && curl \
          --fail \
          --location \
  
negative.code: RUN cd /tmp \
   && wget https://github.com/nghttp2/nghttp2/releases/download/v${NGHTTP2_VERSION}/nghttp2-${NGHTTP2_VERSION}.tar.bz2 \
   && wget https://dl.uxnr.de/mirror/curl/curl-${CURL_VERSION}.tar.bz2 \
   && apk add --no-cache \
          autoconf \
          automake \
          build-base \
  