9.1. In lib/cdk-msg-app-backend-stack.ts, add the following below the last import.
import * as codecommit from 'aws-cdk-lib/aws-codecommit';
9.2. In lib/cdk-msg-app-backend-stack.ts, add the following code inside the constructor.
const code = new codecommit.Repository(this, 'Repository' ,{
repositoryName: 'msg-app-backend',
description: 'Node.js backend.', // optional property
});
9.3. Save it and make sure it builds and creates a stack.
cdk synth
9.4. Deploy the stack.
cdk deploy