preact-render-spy seems to be not compatible with version 10. https://github.com/preactjs-templates/netlify/blob/master/template/package.json#L29 https://github.com/mzgoddard/preact-render-spy/issues/92
preact-render-spy seems to be not compatible with version 10.
https://github.com/preactjs-templates/netlify/blob/master/template/package.json#L29
mzgoddard/preact-render-spy#92