fix: hoverinfo on content chart

Author: michaelwenk

web-frontend/src/elements/routes/pages/content/ContentChart.tsx

@@ -61,6 +61,7 @@ function ContentChart({ content, identifier, width, height }: InputProps) {
         labels,
         values: labels.map((_, i) => counts[i]),
         textinfo: 'label',
+        hoverinfo: 'label',
         insidetextorientation: 'radial',
       },
     ];