$ npm i
$ npm start -- src/day/<DAY>/run.ts
$ # Eg. npm start -- src/day/1/run.ts
$ npm run start:watch -- src/day/<DAY>/run.ts
$ # Eg. npm run start:watch -- src/day/1/run.ts
$ npm run debug
And then attach the VSCode debugger with the configuration present under the .vscode folder
$ npm test
This will execute the specific tests and watch for local changes