Access Control is now enabled for Gitlab Pages so you can now restrict Pages to authorized users only. If needed, make your website publicly available : Navigate to your project's Settings > General > Visibility and select Everyone in pages section.

Tags give the ability to mark specific points in history as being important
Repository has no tags yet.
Use git tag command to add a new one:
git tag -a v1.4 -m 'version 1.4'