minor fixing, adapting for mobile web

src/Character.h

@@ -112,6 +112,11 @@ public:
     float attack_cooldown = 0.f;
     bool canAttack = false;
     Character* attackTarget = nullptr;
+    // While standing still, smoothly rotate once to face this character.
+    // Auto-cleared by update() the moment this character finishes rotating,
+    // so it acts as a one-shot orient (e.g. an NPC turning to the player at
+    // the start of a conversation, then holding that pose).
+    Character* faceTarget = nullptr;
     bool isPlayer = false;
     bool useGpuSkinning = true;
     //bool useGpuSkinning = false;