Container (#89)

* Container: make hugo resources dir writable for every user OpenShift throws at it

* Rewrite Dockerfile to build hugo staticly

* Allow OpenShift provided user to write cache

* Add default nginx server

* Revert "Add default nginx server"

This reverts commit 4b3b2d5.

Dockerfile

@@ -1,6 +1,5 @@
 
-
-FROM alpine:latest
+FROM alpine:latest AS build
 
 ARG HUGO_VERSION=0.68.3
 
@@ -15,7 +14,14 @@ RUN wget https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hug
 WORKDIR /usr/src/app
 COPY . .
 RUN git submodule init && git submodule update --remote --merge
+RUN /opt/hugo
+
+FROM nginx:mainline
+
+WORKDIR /usr/share/nginx/html
+
+COPY --from=build /usr/src/app/public .
+RUN chmod 777 /var/cache/nginx
 
-EXPOSE 1313
-CMD [ "/opt/hugo", "server", "--bind=0.0.0.0" ]
+EXPOSE 80