Add dockerfile

Dockerfile

@@ -0,0 +1,18 @@
+FROM node:12-alpine
+
+RUN apk add --no-cache tzdata
+
+ONBUILD ARG NODE_ENV=development
+
+RUN mkdir -p /usr/app
+WORKDIR /usr/app
+
+ONBUILD COPY --from=installer /usr/app/node_modules ./node_modules
+ONBUILD COPY --from=builder /usr/app/lib ./lib
+ONBUILD COPY package.json yarn.lock ./
+
+ONBUILD COPY src ./src
+ONBUILD RUN sh -c "if [ \"$NODE_ENV\" == \"production\" ]; then rm -rf src; fi"
+ONBUILD ENV NODE_ENV=${NODE_ENV}
+
+CMD ["yarn", "serve"]