Improve unit recruiting

game/systems/systems.h

@@ -141,6 +141,14 @@ void entityMoveToTarget(ecs_iter_t *it);
  */
 void entityFollowPath(ecs_iter_t *it);
 
+/*
+ * 0: Game (singleton for spawning entities)
+ * 1: Owner
+ * 2: Building
+ * 3: BuildingRecruitInfo
+ */
+void updateBuildingRecruitment(ecs_iter_t *it);
+
 /*
  * 1: Position
  * 2: HitBox
@@ -158,6 +166,8 @@ void renderOrientationDirection(ecs_iter_t *it);
  */
 void renderDebugPath(ecs_iter_t *it);
 
+
+
 /**********************************
  * Event Systems
  **********************************/