Update hapi-fhir-base/src/main/java/ca/uhn/fhir/rest/gclient/IRawHttp.java

Co-authored-by: Michael Buckley <michaelabuckley@gmail.com>

Author: ibaisi

hapi-fhir-base/src/main/java/ca/uhn/fhir/rest/gclient/IRawHttp.java

@@ -1,9 +1,14 @@
 package ca.uhn.fhir.rest.gclient;
 
 /**
- * Interface to make non-FHIR requests using the GenericClient plumbing.
- * Useful for the interceptor infrastructure when dealing with thinks like $export poll locations
- * which are not FHIR payloads.
+* Interface for making raw HTTP requests using the GenericClient infrastructure.
+ * This allows non-FHIR HTTP calls to benefit from the same interceptor chain,
+ * authentication, and configuration as regular FHIR operations.
+ *
+ * <p>Particularly useful for operations like polling $export status endpoints
+ * or calling external services that return non-FHIR content.</p>
+ *
+ * @since 8.6.0
  */
 public interface IRawHttp {
 	IClientHttpExecutable<IClientHttpExecutable<?, IEntityResult>, IEntityResult> get(String theUrl);