[throw2413123123]

> Cloudflare Pages, Cloudflare R2, Cloudflare Workers, Cloudflare Access

These are actually fully managed services that require very little maintenance and tend to reduce complexity versus non managed services.

> A single web service to handle all business logic

This probably isn't an ideal architecture for someone building a backend for a multiplayer video game.

> ignore everything they did

you seem to be ignoring the fact that their architecture evolved into this state over the course of a few years.