Userportal for downloading OpenVPN configuration

[Lusti67]

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Is your feature request related to a problem? Please describe.

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i.e. "For the purpose of [...] I am missing a solution that will [...]."
At the moment the OpenVPN configuration need to be sent to an user on different ways. Sending the configuration could be intercepted and robben by third party.
Better would be if we would have a userportal, which each user can login and download its own configuration. This user portal could also be used for other purposes. As example Mail Quarantine, Mail Log, Sender Whitelist, Sender Blacklist etc.

Describe the solution you like

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(e.g. I would like an input field in the /ui/firewall/alias which would add .... to ....)
Settings should be configurable at the firewall. Allowed users, Networks and Ports

The user log into the userportal, that is only allowed from specidied Network. After success login, the user has different options and can download its own openvpn configuration and application

Describe alternatives you considered

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Additional context

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