Plugin "netlify-purge-cloudflare-on-deploy" failed | React app

I’ve trying to deploy a new build to my portfolio website but I keep getting this error, I don’t know what it means. Any help will be appreciated

Error message
Error: Could not determine auth method. Please review the plugin README file and verify your environment

hi there, sorry to hear you are having trouble with a plugin.

Have you tried reporting the issue to the plugin author?

you always have the option of informing the plugin author there is a problem by clicking on the link in the UI that looks like this: