Address code review feedback

Co-authored-by: brunoborges <129743+brunoborges@users.noreply.github.com>

Author: Copilot

src/main/java/com/github/copilot/sdk/CopilotSession.java

@@ -469,8 +469,9 @@ void dispatchEvent(AbstractSessionEvent event) {
                         LOG.log(Level.SEVERE, "Error in event error handler", errorHandlerException);
                         break; // error handler itself failed — stop to be safe
                     }
+                } else {
+                    // No error handler set: continue silently (no logging)
                 }
-                // No error handler set: continue silently (no logging)
             }
         }
     }

src/main/java/com/github/copilot/sdk/EventErrorHandler.java

@@ -57,7 +57,8 @@
  * <p>
  * If the error handler itself throws an exception, that exception is caught,
  * logged at {@link java.util.logging.Level#SEVERE}, and dispatch is stopped to
- * prevent cascading failures.
+ * prevent cascading failures. When the error handler throws, its return value
+ * (if it would have been computed) is ignored.
  *
  * @see CopilotSession#setEventErrorHandler(EventErrorHandler)
  * @since 1.0.8