Cloudflare Durable Object for worker billing
The Billing Durable Object is managed via the dispatch-worker.
Environment variables and secrets are managed in the dispatch-worker's wrangler.toml file's [vars] section and .dev.vars file.
The Billing Durable Object is deployed via the dispatch-worker.
It is configured in the dispatch-worker's wrangler.toml file's [[durable_objects.bindings]] and [[migrations]] sections.