I run a similar project like this, I have for the last 8 years, it's pretty bare bones but you can build on top of it: https://github.com/abemassry/wsend https:

I run a similar project like this, I have for the last 8 years, it's pretty bare bones but you can build on top of it: https://github.com/abemassry/wsend https://github.com/abemassry/wsend