i made a map named ""deathbowlfortress"" a few days ago designed specifically for invasion, and as i was installing frag v3 i noticed the note about the com map pack, prehaps you could hve a look and it could be tweaked to fit fraghouse better and be included
download here- http://deathbowl.net/forum/index.php?showtopic=314
download here- http://deathbowl.net/forum/index.php?showtopic=314