Also added some high-level tests to minimize the chances that we're breaking anything.
The typescript SDK is mostly functional at this point, with the exception that we don't have a build process or way to import it when deployed as an NPM package.
Ok so this is still pretty rough, and notably there's no reporting for streaming. But for non-streaming requests I've verified that this does in fact report requests locally.
Auth logic isn't shared between the clients anyway, so co-locating them is confusing since you can't use the same clients to call both. This also makes the codegen clients less verbose.
