added z-push image

z-push/Dockerfile

@@ -0,0 +1,27 @@
+# syntax=docker/dockerfile:1.4
+FROM ubuntu:20.04
+RUN <<EOF
+export DEBIAN_FRONTEND=noninteractive 
+export TZ=Europe/Berlin 
+apt-get update
+apt-get install -y tzdata wget gnupg
+EOF
+RUN <<EOF
+# install php7-mapi
+wget --no-verbose -P/tmp http://bldr/core-11.0.2.50.507cbae-Ubuntu_20.04-amd64.tar.gz 
+tar xzf /tmp/core-11.0.2.50.507cbae-Ubuntu_20.04-amd64.tar.gz
+for F in core-11.0.2.50.507cbae-Ubuntu_20.04-amd64/*.deb; do dpkg --unpack --no-triggers $F; done
+# apt-get install -f -y
+# install z-push
+wget -qO - https://download.kopano.io/zhub/z-push:/final/Ubuntu_20.04/Release.key | apt-key add -
+echo "deb https://download.kopano.io/zhub/z-push:/final/Ubuntu_20.04/ /" >/etc/apt/sources.list.d/z-push.list
+apt-get update
+apt-get install -y z-push-kopano z-push-config-apache z-push-backend-kopano
+apt-get autoclean
+rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* ~/.cache ~/.npm
+rm -rf core-11.0.2.50.507cbae-Ubuntu_20.04-amd64
+EOF
+# use envsubst in entrypoint script to convert config templates to actual config files
+EXPOSE 80
+VOLUME /var/lib/z-push
+ENTRYPOINT ["/bin/bash"]