There were no apparent circular dependencies. Services that Cloudflare offer depend on their KV store service. A KV store (or key-value store) is a type of data

There were no apparent circular dependencies. Services that Cloudflare offer depend on their KV store service. A KV store (or key-value store) is a type of database. If you have an application that depends on a database, that's a one-way dependency, not a circular one.