Change the "missionControl" value for the hab module in TIHabModuleTemplate.json
A negative number is a cost, a positive number is production.

There is actually already a mod that does this. You can look at how they implmented it

https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails/?id=3228066237&searchtext=mine

I accomplished this differently. I vastly increased the mine cap, so that it was effectively unlimited, then added an upkeep on the mine module. Its not good enough to share on steam though.

引用自 piddyx：

I accomplished this differently. I vastly increased the mine cap, so that it was effectively unlimited, then added an upkeep on the mine module. Its not good enough to share on steam though.

that sounds good enough to me