Mattermost preview installed using docker opens a blank page

Summary

I deployed mattermost using docker, and when I open in browser it shows a blank page, just he title "Mattermost’ in the titlebar of browser is showing

Steps to reproduce

run below to deploy and open url:8065 in browser

docker run --name mattermost-preview -d --publish 8065:8065 mattermost/mattermost-preview

Expected behavior

mattermost page

Observed behavior

empty blank page

Hi @vernacular! Thanks for reaching out.

Can you help review this page and send us the relevant additional details about your environment so that we can help troubleshoot this: https://docs.mattermost.com/process/support.html?

Also, were these the instructions you were following or can you help with a link to the docs you were using: https://github.com/mattermost/mattermost-docker#production-docker-deployment-for-mattermost?