You're right, I apologize for the confusion. The Share button is for sharing the chat, not publishing the site.
Looking at the screenshot, the site preview is working well. To publish directly to Vercel:
Alternatively, since this chat is still connected to the GitHub repo, you could:
Would you like me to help you disconnect from GitHub, or is there another way you'd prefer to handle this?
To disconnect from GitHub:
Once disconnected, v0 will manage deployments directly and you'll be able to publish to your domain without going through GitHub.