Node, tested on Node 16 npm

npm install

You also need to create a .env file at project root with the contents of: SESSION_COOKIE=your advent-of-code session cookie

Let's say you want to create the project structure for 2020's day 1 challenge. To scaffold the project, get input & README, you would run:

npm start create 2020 1
# for languages, add "ts", "typescript", "rs" or "rust" at the end of the file. Same goes for running.
npm start create 2020 1 rust

To run the challenge, you would run:

npm start run 2020 1