Dockerize knossos (#5)

* Dockerize knossos

* Docker actions

* Remove useless thing

Dockerfile

@@ -0,0 +1,22 @@
+# Dockerfile
+FROM node:11.13.0-alpine
+
+# create destination directory
+RUN mkdir -p /usr/src/knossos
+WORKDIR /usr/src/knossos
+
+# update and install dependency
+RUN apk update && apk upgrade
+RUN apk add git
+
+# copy the app, note .dockerignore
+COPY . /usr/src/knossos/
+RUN npm install
+RUN npm run build
+
+EXPOSE 3000
+
+ENV NUXT_HOST=0.0.0.0
+ENV NUXT_PORT=3000
+
+ENTRYPOINT [ "npm", "start" ]