The v3 - [Mixed behaviours](https://iiif-commons.github.io/fixtures/examples/thumbnail_panel/mixed_behaviour/v3/README.html) fixture currently shows images as individuals rather than paged for the canvases that have paged at canvas level: [ThumbnailPanel](https://thumbnail-panel.netlify.app/?iiif-content=https://iiif-commons.github.io/fixtures/examples/thumbnail_panel/mixed_behaviour/v3/manifest.json)