Lighthouse in F12 DevTool not working

Description
As the title says, Lighthouse in F12 DevTool not working

Version
SDK: 1.0.1988-prerelease
Runtime: 115.0.1091.200
Framework: WPF
OS: Windows 11 Insider Preview, 25921.1000

Regression
Was this working before but has regressed? Yes
If yes, what version did this last work on? With Runtime 114 it's worked

Repro Steps

1. Create a WPF application with the official template.
2. In the MainWindow.xaml, add

    <DockPanel>
        <Wpf:WebView2 Name="WebView" Source="https://www.google.com.hk/"/>
    </DockPanel>

3. Build and run the app
4. Open the DevTool with F12, go to the Lighthouse tab
5. Click Analyze page load, the dialog displays Lighthouse is warming up and no progress <- Problem

Screenshots

Additional context
N/A

AB#45948422