Added dockerfiles for applications

docker/ethermint/Dockerfile

@@ -0,0 +1,15 @@
+FROM busybox
+#Use --build-arg to change where the ethermint binary and setup directory resides
+ARG ETHERMINT_BINARY=ethermint
+ARG SETUP_DIR=setup
+ENV EMHOME /ethermint
+COPY $ETHERMINT_BINARY /usr/bin/ethermint
+COPY $SETUP_DIR /setup
+RUN adduser -h $EMHOME -D ethermint
+VOLUME [ $EMHOME ]
+EXPOSE 46658
+USER ethermint
+ENTRYPOINT ["/usr/bin/ethermint","--datadir","$EMHOME"]
+WORKDIR $EMHOME
+STOPSIGNAL SIGTERM
+