[V] $lib
const $lib: TypeSpecLibrary<{  duplicate-id: {     default: CallableMessage<["id"]>;  };  invalid-default: {     default: CallableMessage<["type"]>;  };  unknown-scalar: {     default: CallableMessage<["name"]>;  };}, JSONSchemaEmitterOptions,  | "JsonSchema"  | "JsonSchema.baseURI"  | "JsonSchema.multipleOf"  | "JsonSchema.id"  | "JsonSchema.oneOf"  | "JsonSchema.contains"  | "JsonSchema.minContains"  | "JsonSchema.maxContains"  | "JsonSchema.uniqueItems"  | "JsonSchema.minProperties"  | "JsonSchema.maxProperties"  | "JsonSchema.contentEncoding"  | "JsonSchema.contentSchema"  | "JsonSchema.contentMediaType"  | "JsonSchema.prefixItems"| "JsonSchema.extension">;Internal: TypeSpec library definition