Using volcanic eruptions to change map terrain

This is the 5th video in the series on dynamic map environments, the first one that features the volcano that the map is named after. The previous video can be found here:
https://rumble.com/v3vtnow-setting-oil-alight-on-a-map-area.html

Volcanic eruptions can be made more destructive, by, say, destroying the vegetation on the tiles that change terrain. This is just the initial implementation that doesn't consider any additional landscaping rules.

Commit: implement erupt ability for a volcano (2023-06-12 21:12:51)