please add docmentation

[tawsifkamal]

Addd some nice doumentation

[google-labs-jules]

Jules is on it. When finished, you will see another comment and be able to review a PR.

[google-labs-jules]

Jules is on it. When finished, you will see another comment and be able to review a PR.

[google-labs-jules]

Ready for a review! A PR has been created.

[google-labs-jules]

Jules successfully generated a solution for this issue, but was unable to create a pull request. Changes can be reviewed and published here.