add cryptpad

cryptpad/Dockerfile

@@ -0,0 +1,23 @@
+FROM node:8-alpine
+
+ARG VERSION=1.10.1
+
+WORKDIR /cryptpad
+
+RUN apk add --no-cache git tini su-exec ca-certificates libressl tar \
+ && wget -qO- https://github.com/xwiki-labs/cryptpad/archive/${VERSION}.tar.gz | tar xz --strip 1 \
+ && npm install \
+ && npm install -g bower \
+ && bower install --allow-root
+
+EXPOSE 3000
+
+VOLUME /cryptpad/datastore
+VOLUME /cryptpad/customize
+
+ENV UID=991 GID=991
+ENV USE_SSL=false
+ENV STORAGE='./storage/file'
+ENV LOG_TO_STDOUT=true
+
+CMD ["/cryptpad/container-start.sh"]