run the following commands from a Windows command prompt:
npm install
npm run start
npm run test
npm run start
Now you should see the error:
[ ERROR ] Component Tag Name "my-component" Must Be Unique
Please update the components so "my-component" is only used once:
./src/components/my-component/my-component.tsx ./dist/collection/components/my-component/my-component.js
[ ERROR ] Component Tag Name "my-component2" Must Be Unique
Please update the components so "my-component2" is only used once:
./dist/collection/components/my-component2/my-component2.js ./src/components/my-component2/my-component2.tsx