anchor.diff:      supervisor \
       gnupg \
       tini@commuedge \
  - && wget -q http://repository.rainloop.net/v2/webmail/rainloop-community-latest.zip -P /tmp \
  - && wget -q http://repository.rainloop.net/v2/webmail/rainloop-community-latest.zip.asc -P /tmp \
  - && wget -q http://repository.rainloop.net/RainLoop.asc -P /tmp \
  - && gpg --import /tmp/RainLoop.asc \
  - && gpg --verify /tmp/rainloop-community-latest.zip.asc \
  + && cd /tmp \
  + && wget -q http://repository.rainloop.net/v2/webmail/rainloop-community-latest.zip \
  + && wget -q http://repository.rainloop.net/v2/webmail/rainloop-community-latest.zip.asc \
  + && wget -q http://repository.rainloop.net/RainLoop.asc \
  + && gpg --import RainLoop.asc \
  + && echo "Verifying authenticity of rainloop-community-latest.zip using GPG..." \
  + && FINGERPRINT="$(LANG=C gpg --verify rainloop-community-latest.zip.asc rainloop-community-latest.zip 2>&1 \
  +  | sed -n "s#Primary key fingerprint: \(.*\)#\1#p")" \
  + && if [ -z "${FINGERPRINT}" ]; then echo "Warning! Invalid GPG signature!" && exit 1; fi \
  + && if [ "${FINGERPRINT}" != "${GPG_rainloop}" ]; then echo "Warning! Wrong GPG fingerprint!" && exit 1; fi \
  + && echo "All seems good, now unzipping rainloop-community-latest.zip..." \
    && mkdir /rainloop && unzip -q /tmp/rainloop-community-latest.zip -d /rainloop \
    && find /rainloop -type d -exec chmod 755 {} \; \
    && find /rainloop -type f -exec chmod 644 {} \; \
  
positive.code: 
  VOLUME /rainloop/data
  EXPOSE 80
  LABEL description "Fast, simple and modern webmail client"
  CMD ["tini","--","run.sh"]
  
negative.code: FROM alpine:3.3
  MAINTAINER Wonderfall <wonderfall@schrodinger.io>
  
  ARG GPG_rainloop="3B79 7ECE 694F 3B7B 70F3  11A4 ED7C 49D9 87DA 4591"
  
  ENV GID=991 UID=991
  
  RUN echo "@commuedge http://nl.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
   && echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories \
  