add build with docker

Dockerfile

@@ -0,0 +1,28 @@
+ARG NOTION_PAGE_ID
+
+# Install dependencies only when needed
+FROM node:14-alpine AS deps
+# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+COPY package.json yarn.lock ./
+RUN yarn install --frozen-lockfile
+
+# Rebuild the source code only when needed
+FROM node:14-alpine AS builder
+ARG NOTION_PAGE_ID
+WORKDIR /app
+COPY . .
+COPY --from=deps /app/node_modules ./node_modules
+RUN yarn build
+
+ENV NODE_ENV production
+
+EXPOSE 3000
+
+# Next.js collects completely anonymous telemetry data about general usage.
+# Learn more here: https://nextjs.org/telemetry
+# Uncomment the following line in case you want to disable telemetry.
+# ENV NEXT_TELEMETRY_DISABLED 1
+
+CMD ["yarn", "start"]

README.md

@@ -66,6 +66,22 @@ Demo: [https://nobelium.vercel.app/](https://nobelium.vercel.app/)
   <img src="https://github.com/craigary/nobelium/blob/main/pageid.png?raw=true">
 </details>
 
+## Play With Docker
+
+```
+# set env
+export NOTION_PAGE_ID=xxx # your NOTION_PAGE_ID
+export IMAGE=nobelium:latest
+
+# build with docker
+docker build -t ${IMAGE} --build-arg NOTION_PAGE_ID .
+
+# run with docker
+docker run -d --name nobelium -p 3000:3000 -e NOTION_PAGE_ID=${NOTION_PAGE_ID} nobelium:latest
+```
+
+
+
 ## Roadmap
 
 Check out our roadmap [here](https://www.notion.so/craigary/Public-Roadmap-3cfc4d0f0ca642ef8f652673c37add22)