CLOUDFLARE_ENV is not documented as a system environment variables

[IgorMinar]

What versions & operating system are you using?

the latest

Please provide a link to a minimal reproduction

No response

Describe the Bug

CLOUDFLARE_ENV is mentioned in https://developers.cloudflare.com/workers/wrangler/environments/ but not at https://developers.cloudflare.com/workers/wrangler/system-environment-variables/#supported-environment-variables

Please provide any relevant error logs

No response

[eduardo-vargas]

Perhaps related:

CLOUDFLARE_ENV works in wrangler deploy but is not recognized by wrangler upload - if we're documenting it, we should ensure it works in both

cloudflare/workers-sdk#10928