$ npm install
$ npm run webpack
$ hugo
https://gohugo.io/hosting-and-deployment/hosting-on-github/#host-github-user-or-organization-pages
$ ./deploy.sh
http://kei.shiratsu.ch/
$ npm install
$ npm run webpack
$ hugo
https://gohugo.io/hosting-and-deployment/hosting-on-github/#host-github-user-or-organization-pages
$ ./deploy.sh
http://kei.shiratsu.ch/