GeoJSON based Map support

[eric-gitta-moore]

Is your feature request related to a problem? Please describe.
I want to be able to provide data rendering maps using custom geojson, and remove leaflet maps in favor of pure d3.js rendering

Describe the solution you'd like
Enter geojson to provide an SVG-drawn map

Describe alternatives you've considered
The user uses d3.js manually

Additional context
reference:

• https://echarts.apache.org/examples/zh/editor.html?c=map-usa
• https://geojson.cn/
• https://observablehq.com/@d3/zoom-to-bounding-box?intent=fork
• https://observablehq.com/@d3/choropleth/2?intent=fork
• https://geojson.org/
• https://en.wikipedia.org/wiki/GeoJSON#TopoJSON
• https://github.com/apache/echarts/blob/master/test/geo-map.html