https://www.youtube.com/watch?v=sZ0z7B7QmjI https://www.youtube.com/watch?v=iWUR04B42Hc https://www.youtube.com/watch?v=DNM46IYrUcU&t=1528s
https://www.youtube.com/watch?v=jB0_nl7aKqA (npm test / yarn test)
docker build -t react-component-sidebar-rates . docker run -p 8080:3004 react-component-sidebar-rates 然后访问localhost://8080
docker ps docker stop <container_id>