開発者向け情報 1. 環境構築
covid19/FOR_DEVELOPERS.md at development · tokyo-metropolitan-gov/covid19 · GitHub
$ time brew install nodebrew
$ nodebrew -v
$ nodebrew ls-remote
$ mkdir -p ~/.nodebrew/src は必要
$ nodebrew install-binary stable
$ nodebrew ls
$ nodebrew use v14.2.0
$ node -v
Macでyarnをインストールする方法 | Awesome Blog
$ time npm -g install yarn
$ yarn -v
covid19/FOR_DEVELOPERS.md at development · tokyo-metropolitan-gov/covid19 · GitHub
$ cd github
$ git clone https://github.com/tokyo-metropolitan-gov/covid19
$ cd covid19
$ yarn install
$ yarn dev
safariでhttp://localhost:3000を開くと表示される