Trap explosions with damage and health bar depletion.

scripts/test_level.gd

@@ -59,6 +59,10 @@ func is_valid_trap_square(crd : Vector3i) -> bool:
 		return false
 	return true
 
+func add_vfx(vfx, crd : Vector3i) -> void:
+	vfx.global_position = Vector3(crd) #+ Vector3(0.5, 0, 0.5)
+	add_child(vfx)
+	
 func activate_trap(crd : Vector3i) -> void:
 	var trap = traps[crd]
 	#if trap: