Any errors that occured during the resolution process.
A map of every single reference in source, and where it points, ie:
{
"#/source/user": "#/models/user",
"#/source/card": "file:///api.json/#models/card"
}
The original source object, with all relevant references replaced.
The runner itself, which can be useful in more advanced cases.
The object returned from
await resolver.resolve()