Update Dockerfile

Dockerfile

@@ -1,5 +1,32 @@
 FROM finab/bark-server:latest
 
-RUN env
 
-# RUN rm -rf /go/src/github.com/finb/bark-server/entrypoint.sh
+LABEL maintainer="mritd <mritd@linux.com>"
+
+# set up nsswitch.conf for Go's "netgo" implementation
+# - https://github.com/golang/go/blob/go1.9.1/src/net/conf.go#L194-L275
+# - docker run --rm debian:stretch grep '^hosts:' /etc/nsswitch.conf
+RUN echo 'hosts: files dns' > /etc/nsswitch.conf
+
+# default timezon
+# override it with `--build-arg TIMEZONE=xxxx`
+ARG TIMEZONE=Asia/Shanghai
+
+ENV TZ=${TIMEZONE}
+
+RUN set -ex \
+    && apk upgrade \
+    && apk add --no-cache bash ca-certificates tzdata \
+    && ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime \
+    && echo ${TZ} > /etc/timezone
+
+COPY --from=builder /go/bin/bark-server /usr/local/bin/bark-server
+COPY --from=builder /go/src/github.com/finb/bark-server/deploy/entrypoint.sh /entrypoint.sh
+
+VOLUME /data
+
+EXPOSE 8080
+
+ENTRYPOINT ["/entrypoint.sh"]
+
+CMD ["bark-server"]