album shared public link - add ability to download entire album

[gerbrent]

Is your feature request related to a problem? Please describe.
When sharing an album via public link, the link recipient (i.e. public user) does not have an option to download the entire album. Currently it is only possible to download the photos/videos individually.

Describe the solution you'd like
When sharing an album via public link, would be great to have the option for the link recipient (i.e. public user) to have the option to download the entire album. Currently it is only possible to download the photos/videos individually.

The sharing methodology can follow the link sharing methods and interface in Nextcloud Files, i.e. providing granular controls on public links:

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Albums > select album > share > copy public link