chore: Update the HAL client to return the current navigated document

core/pactbroker/src/main/kotlin/au/com/dius/pact/core/pactbroker/HalClient.kt

@@ -63,6 +63,11 @@ interface IHalClient {
    */
   fun linkUrl(name: String): String?
 
+  /**
+   * Returns the current HAL document
+   */
+  fun currentDoc(): JsonValue.Object?
+
   /**
    * Calls the closure with a Map of attributes for all links associated with the link name
    * @param linkName Name of the link to loop over
@@ -251,6 +256,8 @@ open class HalClient @JvmOverloads constructor(
 
   override fun navigate(link: String) = navigate(mapOf(), link)
 
+  override fun currentDoc() = pathInfo
+
   override fun fetch(path: String) = fetch(path, true)
 
   override fun fetch(path: String, encodePath: Boolean): Result<JsonValue.Object, Exception> {