I created a cloudflare page and linked it to my github directory.
It tells me the build process succeded and uploaded the correct assets.
But 45 minutes later my page tabstablewidget.pages.dev/ is still not reachable…
It is accessible. But it is showing no content.
Likely you have set the Build output directory incorrectly.
Build output directory is set to /
Wait it just started working. Better late than never. 
Still blank for me. But if it’s working for you 