FROM node:12-alpine

Example

• npm install

cd workdir
docker run --rm -v $(pwd):/app cnpm install

• npm run build

docker run --rm -v $(pwd):/app 84hero/cnpm npm run build

• Run by specified version

docker run --rm -v $(pwd):/app 84hero/cnpm:12 cnpm install

OR 

docker run --rm -v $(pwd):/app 84hero/cnpm:8 cnpm install