Howto rebuild a platform?

[Jeremiah C. Foster]

On Sun, 2019-04-21 at 11:14 +0300, Matwey V. Kornilov wrote:
> Hello,

Hello Matwey,

> I would like to build my own platform based on existing Kde platform.

When you say 'platform', do you mean 'runtime'? If so, there is already
a KDE runtime;http://docs.flatpak.org/en/latest/available-runtimes.html

> For some development and testing purposes, I need Qt framework
> configured to use OpenGL ES (instead of OpenGL, how it usually
> happens
> on x86_64).

You may want to look more closely at the contents of the org.kde.Sdk to
see if it fits your needs.

> Unfortunately, I have not found specific tutorial how to build my own
> custom platform with FlatPak.

The org.kde.Platform also might be useful for you.

Regards,

Jeremiah