[dev-env] Imitiate VIP Go Files Service

[rebeccahum]

Automattic/vip-go-mu-plugins#487

Would be good if we could fake the files service on dev-env for a more accurate representation of the VIP environment locally.

[github-actions]

This issue has been marked stale because it has been open for 60 days with no activity. If there is no activity within 7 days, it will be closed.

This is an automation to keep issues manageable and actionable and is not a comment on the quality of this issue nor on the work done so far. Closed issues are still valuable to the project and are available to be searched.