Default cluster radius (px) for a GeoJSON point layer when neither the layer def nor
modules.cluster.clusterRadius sets one. Also the baseline strategy.ts compares a
per-layer radius against to decide whether a layer needs its own (non-shared) cluster.
Default cluster radius (px) for a GeoJSON point layer when neither the layer def nor
modules.cluster.clusterRadiussets one. Also the baselinestrategy.tscompares a per-layer radius against to decide whether a layer needs its own (non-shared) cluster.