Reference
The client, the request and response types, the identity header names, and the helpers.
Most code needs the client and the request types. The header names and helpers are here for when you reach past the common path.
Client
NewClient, the Config, the construction options, and the Client interface with a method per verb.Requests and responsesThe shared Request, the per-verb request types, and the buffered and streamed Response.HeadersThe identity and tracing header names the client sends, each an exported constant.HelpersThe JSON and FromJSON body helpers and the Logger interface.