Working on UI hints

src/Location.h

@@ -94,6 +94,10 @@ namespace ZL
 		// request the transition without coupling Location to Game directly.
 		std::function<bool()> requestDarklandsTransition;
 
+		// Set by Game after setup(). Lua calls this to advance the uni_interior HUD
+		// from step12 to step13 (trigger-zone encounter hint).
+		std::function<void()> requestAdvanceDarklandsHud;
+
 		// Navigation editor — toggle with 'N', save with 'B', right-click to finalize polygon
 		bool navigationEditorMode = false;