(Dev contribution) Unable to activate the theme "casper"

Developer help
1

Hello ! When I follow the developper setup guide to contribute to Ghost, I have this error when I try to run yarn dev

I’m on a W11 (22h2) and I use NodeJS 16.19.1.

[ghost] [2023-05-01 13:01:17] ERROR Unable to activate the theme "casper".
[ghost]
[ghost] Unable to activate the theme "casper".
[ghost]
[ghost] Error ID:
[ghost]     42ad8920-e820-11ed-b59b-f5265c549dc6
[ghost]
[ghost] Error Code:
[ghost]     ENOENT
[ghost]
[ghost] ----------------------------------------
[ghost]
[ghost] Error: ENOENT: no such file or directory, copyfile 'C:\Github\Ghost\ghost\core\core\frontend\src\admin-auth\index.html' -> 'C:\Github\Ghost\ghost\core\content\public\admin-auth\index.html'
[ghost]     at Bridge.activateTheme (C:\Github\Ghost\ghost\core\core\bridge.js:76:27)
```
2

Hey, to have some help, should I switch to WSL (Windows Subsystem for Linux) or something else ?