2021-02-btc-agile-sw-online-tutorial-01: 第一课卡梅（Primera Kata）

2021-02-btc-agile-sw-online-tutoria-01 安装 typescript https://www.typescriptlang.org/ Jest Runner https://marketplace.visualstudio.com/items?itemName=firsttris.vscode-jest-runner vscode-icons https://marketplace.visualstudio.com/items?itemName=vscode-icons-team.vscode-icons ts-jest https://github.com/kulshekhar/ts-jest auto-imports https://marketplace.visualstudio.com/items?itemName=