Is a compatible website hosting service?

Is a compatible website hosting service for a discourse forum?

No. The keywords for cloud hosting are a Virtual Private Server (VPS) that mimics a dedicated server.

iPage’s VPS product is much more suitable although it is not real cheap and it runs CentOS where Ubuntu is recommended:

You will need a VPS that meets the hardware and software requirements in the official install document:.

Digital Ocean is recommended by but there are other options

You can look in the #hosting category for many topics on options.