The link to your app would be of the form <your subdomain>.streamlit.app
It would also help to know what the log says. If you navigate to your app on streamlit.app, click in the bottom right corner to open the logs so you can share what kind of error is happening specifically if you can get to it. You can also reboot your app from the admin panel by clicking on the three dots next to your app and choosing ‘reboot’.
[21:06:00] ❗️ The service has encountered an error while checking the health of the Streamlit app: Get "http://localhost:8501/healthz": read tcp 10.13.28.45:37810->10.13.28.45:8501: read: connection reset by peer
[21:07:33] ❗️ Streamlit server consistently failed status checks
[21:07:33] ❗️ Please fix the errors, push an update to the git repo, or reboot the app.