add x2go/xfce-debian docker image

* VDI server with temporary encrypted /home

docker/x2go/xfce-debian/Dockerfile

@@ -0,0 +1,27 @@
+FROM danger89/xfcevdi_x2go as dist
+LABEL maintainer aynic.os <support+docker@asycn.io>
+ARG DOCKER_BUILD_DIR
+
+RUN apt-get update \
+ && apt-get -fy upgrade \
+ && apt-get -fy install \
+    ecryptfs-utils \
+    fail2ban \
+    iptables \
+    neovim \
+ && apt-get clean \
+ && rm -rf /var/cache/apt/archives/* /var/lib/apt/lists/*
+
+COPY ${DOCKER_BUILD_DIR}/run.sh /app
+COPY ${DOCKER_BUILD_DIR}/setup_ecryptfs.sh /app
+COPY ${DOCKER_BUILD_DIR}/setup_locales.sh /app
+COPY ${DOCKER_BUILD_DIR}/setup_sshd.sh /app
+COPY ${DOCKER_BUILD_DIR}/setup_timezone.sh /app
+COPY ${DOCKER_BUILD_DIR}/setup_users.sh /app
+
+CMD []
+ENTRYPOINT ["/app/run.sh"]
+HEALTHCHECK CMD timeout 1 bash -c "</dev/tcp/localhost/22" 2>/dev/null 
+
+FROM dist as master
+ARG DOCKER_BUILD_DIR