added a Dockerfile for the automated builds of Docker Hub

Dockerfile.automated

@@ -0,0 +1,40 @@
+FROM resin/armv7hf-debian-qemu AS armBin
+
+
+FROM arm32v6/node:8-alpine as builder
+WORKDIR /usr/src/app
+COPY --from=armBin /usr/bin/cross-build-start /usr/bin/
+COPY --from=armBin /usr/bin/cross-build-end /usr/bin/
+COPY --from=armBin /usr/bin/qemu-arm-static /usr/bin/
+COPY --from=armBin /usr/bin/resin-xbuild /usr/bin/
+RUN [ "cross-build-start" ]
+RUN apk add --update build-base python
+COPY . /usr/src/app
+RUN yarn
+RUN [ "cross-build-end" ]
+
+
+FROM arm32v6/node:8-alpine
+MAINTAINER [email protected]
+MAINTAINER [email protected]
+
+ENV PORT=3000
+ENV SSHHOST=localhost
+ENV SSHPORT=22
+
+WORKDIR /app
+COPY --from=armBin /usr/bin/cross-build-start /usr/bin/
+COPY --from=armBin /usr/bin/cross-build-end /usr/bin/
+COPY --from=armBin /usr/bin/qemu-arm-static /usr/bin/
+COPY --from=armBin /usr/bin/resin-xbuild /usr/bin/
+RUN [ "cross-build-start" ]
+RUN adduser -D -h /home/term -s /bin/sh term && \
+    ( echo "term:term" | chpasswd ) && \
+	apk add openssh-client && \
+	apk add sshpass
+USER term
+EXPOSE $PORT
+COPY --from=builder /usr/src/app /app
+RUN mkdir ~/.ssh
+RUN [ "cross-build-end" ]
+CMD ssh-keyscan -H wetty-ssh >> ~/.ssh/known_hosts && node bin