docs: more todos

internal/controller/route.go

@@ -113,12 +113,15 @@ func (c *Cache) SendRoutedGroups() {
 			case game.RouteMaterial:
 				res = &p.Material
 				ct = game.CargoMaterial
-			default:
+			case game.RouteEmpty:
+				// empty routes launched immediately so the're not required to be loaded
 				for _, sgi := range groups {
 					c.LaunchShips(sgi, dest)
 				}
 				groups = reorderGroups(groups)
 				continue
+			default:
+				continue
 			}
 			for res != nil && *res > 0 && len(groups) > 0 {
 				sgi := groups[0]