Can OpenWRT Support User Profiles with Daily Time Limits?

[frollic]

OpenNDS: How to limit time per day?

I have an RV and travel to festivals, the desert, BLM etc where there is never any internet. Whenever I set up my Starlink people inevitably come up to me and ask to use it “just to check an important message” or let their friends know where they are or something. I always hesitate but almost always give in. But then they have password with no restrictions for as long as I’m around. I would like to be able to offer something like 15 minutes of internet, but once that 15 minutes expires they have…