增加docker文档

Dockerfile

@@ -14,10 +14,12 @@ RUN make install-vue \
 
 FROM alpine:3.7
 
-RUN apk add --no-cache ca-certificates \
+RUN apk add --no-cache ca-certificates tzdata \
     && addgroup -S app \
     && adduser -S -g app app
 
+RUN cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+
 WORKDIR /app
 
 COPY --from=builder /go/src/github.com/ouqiang/gocron/bin/gocron .

Dockerfile.release

@@ -0,0 +1,19 @@
+FROM alpine:3.7
+
+RUN apk add --no-cache ca-certificates tzdata \
+    && addgroup -S app \
+    && adduser -S -g app app
+
+RUN cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+
+WORKDIR /app
+
+COPY gocron .
+
+RUN chown -R app:app ./
+
+EXPOSE 5920
+
+USER app
+
+ENTRYPOINT ["/app/gocron", "web"]

README.md

@@ -63,6 +63,12 @@
     * gocron `./bin/gocron web`
     * gocron-node `./bin/gocron-node`
 
+
+### docker
+```shell
+docker run --name gocron -p 5920:5920 -d ouqg/gocron
+```
+
 ### 开发
 
 1. 安装Go1.9+, Node.js, Yarn