Did that on various TP-Links, OM2P-LC, MT, WD myNet600 etc. running openwrt.
Built custom firmware for these.
Which AP do you use ?
How do you want to configure the Walled Garden ?
Incl. redirect for https ?
I have read your project tasks, fully understand your needs, and ready to take on this project. I'll be grateful to you for attention and ready to discuss about your project as soon as possible.
I have a Lisää
I am a firmware developer and I have done some projects on freelancer related to coova chilli. I can help you configure coova chilli and help you setup your hotspot system up and ready.
Please check my proLisää
I've already worked with Coovachilli for an hotspot system with Radius authentication. But, it's not very good. I can help you for setting a more powerfull Hotspot system which is free and Open Source with advaLisää