how do I install nightly version if it's not available anymore?

[nenemisemojicatyay-source]

Cane anyone help me finding the apk for it? When I checked releases there's nothing, please help me out!

[Syncure-P]

The read me section

[Oingusu]

This or the actions in more! You can find the canary releases there too. (Though some of them are pretty buggy because they're still WIPs)