Swift UI Kit Import does not work

Problem description:
(i) SwiftUI Import does not work: import SwiftUI
(ii) On Swift IDE Simulator: import UIKit -does not work

Error message for (i)
 sh -c swiftc -o main main.swift
main.swift:1:8: error: no such module ‘SwiftUI’
import SwiftUI
^
exit status 1
 ^C

Expected behavior:
Uikit import should work

Actual behavior:
See above

Steps to reproduce:
import UIKit

Bug appears at this link:
PrivateRepl

Browser/OS/Device:
Chrome/Win10

I don’t think you can make apps on replit, you can only use swift as a normal programming language. And even if you could, you would probably need to install it.