orbinaut 2/sol framework questions

[SonicVHSOfficial]

I have a few questions
1.i was wandering in the dev menu you can change the text to say different things,then is their a way to replace it with an asset instead.
2.is their a way to replicate the sonic 1 special stage for the bonus stage.

[ShineStar91]

https://info.sonicretro.org/SPG:Special_Stages