add hugo

hugo/Dockerfile

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+FROM golang:1.13-alpine AS build
+
+MAINTAINER Newnius <newnius.cn@gmail.com>
+
+# Optionally set HUGO_BUILD_TAGS to "extended" when building like so:
+#   docker build --build-arg HUGO_BUILD_TAGS=extended .
+ARG HUGO_BUILD_TAGS
+
+ARG CGO=1
+ENV CGO_ENABLED=${CGO}
+ENV GOOS=linux
+ENV GO111MODULE=on
+
+
+RUN apk add --no-cache git
+
+RUN git clone https://github.com/gohugoio/hugo.git /hugo
+
+RUN cd /hugo
+
+RUN go install
+
+
+# ---
+
+FROM alpine:3.10
+
+MAINTAINER Newnius <newnius.cn@gmail.com>
+
+COPY --from=build /go/bin/hugo /usr/bin/hugo
+
+ADD bootstrap.sh /etc/bootstrap.sh
+
+WORKDIR /blog
+
+# Expose port for live server
+EXPOSE 1313
+
+ENTRYPOINT ["/etc/bootstrap.sh"]

hugo/README.md

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+# Dockered Hugo
+
+## What is `Hugo`
+
+> Hugo is a static HTML and CSS website generator written in Go. It is optimized for speed, ease of use, and configurability. Hugo takes a directory with content and templates and renders them into a full HTML website.
+
+Documents: [Hugo](https://gohugo.io/)
+
+```
+docker run \
+	--name hugo \
+	-d \
+	--restart always \
+	--hostname hugo \
+	-p 1313:1313 \
+	--mount type=bind,source=/path/to/blog,target=/blog \
+	newnius/hugo
+```
+

hugo/bootstrap.sh

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+#!/bin/sh
+
+# init hugo if dir is empty
+if ! [ "$(ls -A /blog )" ]; then
+	hugo new site /blog
+fi
+
+hugo server --bind 0.0.0.0