Change Details

* the reload button added to the `ErrorUnknown` component (T249123) should trigger the reloading logic added earlier (T249118) * browser tests

* the reload button added to the `ErrorUnknown` component (T249123) should trigger the reloading logic added earlier (T249118) * when emitting the event from `ErrorUnknown` be sure to document this fact in storybook (currently its docs are completely empty) * browser tests

* the reload button added to the `ErrorUnknown` component (T249123) should trigger the reloading logic added earlier (T249118) * when emitting the event from `ErrorUnknown` be sure to document this fact in storybook (currently its docs are completely empty) * browser tests