chore: gitignore example feedback output

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: jonasnobile

.gitignore

@@ -152,3 +152,6 @@ $RECYCLE.BIN/
 
 # Docker Compose override file
 /docker-compose.override.yaml
+
+# Example feedback output
+examples/*/feedback-output/