443 add link for guest member

[zlrkw11]

closes #443

[zlrkw11]

• link added (customized light-blue-100 as its colour for user experience)

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 8303be9):

https://uasc-ceebc--pr471-443-add-link-for-gue-0jkexg6u.web.app

_{(expires Mon, 01 Jul 2024 07:57:51 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: 36296ceaed1d43e92e7d5e81a72a7bd987560bfa}