The embed preview doesn't work.

[chykon]

Description of Bug

Embed preview isn't working. Error text:

stackblitz.com refused to connect.

Steps to Reproduce

1. Go to 'https://stackblitz.com/'
2. Create project Static (HTML/JS/CSS)
3. Click the Share button in the upper left corner
4. Go to the Embed tab
5. Expand the Preview panel at the bottom
6. See the error

Expected Behavior

The preview is working correctly without errors.

Screenshots/Screencast

Additional Context/Questions

OS - macOS 14.7.5
Browser - Chrome 143.0.7499.170