ModMap Generation

The map_generation.json file allows custom biome options in random map generation.
Adding a new Biome allows its selection when creating a Random Map.
Conversely. removing an existing Biome removes its selection when creating a Random Map.

JSON fields

Name	Entry	Note
biomeIds	201	see Existing IDs

Example JSON

{
  "biomeIds": [
    0,
    1,
    2,
    200
  ]
}