Creating Radial Stairs

Hello, I wanted to create radial stairs out of these edges but am struggling on how to. I wanted the stairs to span from the lowest to the top but am unsure on how to create them. Please let me know if anyone has any reccomendations. I attached my script below for reference. I would appreciate it is anyone has any reccomendations.

Grasshopper Script.gh (4.5 MB)

Use the search function: “Grasshopper Spiral Stairs”

i couldnt find anything that worked with my plate shape. do you have any other recommendations?