Add getStatus() to response obj

Closes #22241

server-spi/src/main/java/org/keycloak/http/HttpResponse.java

@@ -23,6 +23,10 @@ package org.keycloak.http;
  * <p>Instances of this class can be obtained from {@link org.keycloak.models.KeycloakContext#getHttpResponse}.
  */
 public interface HttpResponse {
+    /**
+     * Gets a status code.
+     */
+    int getStatus();
 
     /**
      * Sets a status code.

services/src/main/java/org/keycloak/services/HttpResponseImpl.java

@@ -39,6 +39,11 @@ public class HttpResponseImpl implements HttpResponse, KeycloakTransaction {
         session.getTransactionManager().enlistAfterCompletion(this);
     }
 
+    @Override
+    public int getStatus() {
+        return delegate.getStatus();
+    }
+
     @Override
     public void setStatus(int statusCode) {
         delegate.setStatus(statusCode);