Adding Dockerfile for azul/zulu-openjdk-alpine base image

Dockerfile-zulu-alpine

@@ -0,0 +1,27 @@
+FROM azul/zulu-openjdk-alpine:11
+
+RUN apk update && apk upgrade && apk --no-cache add bash postgresql-client mysql-client wget
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+
+RUN wget -qO- 'https://s3.amazonaws.com/downloads.mirthcorp.com/connect/3.8.0.b2464/mirthconnect-3.8.0.b2464-unix.tar.gz' \
+    | tar -xzC /opt \
+    && mv "/opt/Mirth Connect" /opt/connect
+
+RUN adduser -D -u 1000 mirth
+RUN mkdir -p /opt/connect/appdata && chown -R mirth:mirth /opt/connect/appdata
+
+VOLUME /opt/connect/appdata
+VOLUME /opt/connect/custom-extensions
+WORKDIR /opt/connect
+RUN cat /opt/connect/docs/mcservice-java9+.vmoptions >> mcserver.vmoptions
+EXPOSE 8443
+
+COPY entrypoint.sh /
+RUN chmod 755 /entrypoint.sh
+ENTRYPOINT [ "/entrypoint.sh" ]
+
+RUN chown -R mirth:mirth /opt/connect
+USER mirth
+CMD ["./mcserver"]