Well, If we found something nasty and harmful, It follows that we'd want a safe place to keep it away at.
parasitic fungal pathogen. Millitary what?
Added research laboratory for experiments on an obscure parasitic fungal pathogen.
Modified roofs of hq and depot to improve survivability against overhead explosions.
Added a munitions and war materials storage depot.
So far, there is a helicopter base, front walls and gates, a watchtower with small barracks and garage, and the HQ, which has tanks, mechs and a reserve of infantry.
Particularly resistant to hydrogen fusion blasts to either side.