npx ts-node ./src/index.ts
getting started
https://nodejs.org/ja/docs/guides/getting-started-guide/
tsconfig設定項目
https://zenn.dev/chida/articles/bdbcd59c90e2e1
TypeScript 4.5 以降で ESM 対応はどうなるのか?
https://zenn.dev/teppeis/articles/2021-10-typescript-45-esm`