0914a44a9b
1. Filter out errors that contain `chrome-extension://` etc protocols 2. Extract filtering into its own function and test it 3. Fix the `window.config.assetUrlPrefix` mock, guaranteed to end with `/assets` 4. Remove useless `??` and `?.` for properties that always exist Co-authored-by: Claude (Opus 4.6) <noreply@anthropic.com>