Register chart controller

How can we register new chart controller on existing filament chart object?

import { ChoroplethController } from 'chartjs-chart-geo';

// Register the controller
Chart.register(ChoroplethController);

import { ChoroplethController } from 'chartjs-chart-geo';

// Register the controller
Chart.register(ChoroplethController);

import { ChoroplethController } from 'chartjs-chart-geo';

// Register the controller
Chart.register(ChoroplethController);

import { ChoroplethController } from 'chartjs-chart-geo';

// Register the controller
Chart.register(ChoroplethController);