If you have not installed ABT Node locally, you can do it using the following:
yarn global add @abtnode/cli
You can get more details from Get started with ABT Node page or if you need help installing ABT Node.
Clone the repo and start development using a debug mode ABT Node instance inside this project:
git clone https://github.com/longDan1991/arcBlock-coding-test.git
cd arcBlock-coding-test
yarn
abtnode init --mode debug
abtnode start
blocklet dev
Publish on a local ABT Node
yarn deploy