Added rail tracks, cart and camera movement with arrow keys, removed enemies... 4 now

src/engine/simulation/simulation.ts

@@ -108,6 +108,23 @@ function handleMove(w: World, actor: Actor, action: { dx: number; dy: number },
       handleExpCollection(actor, events, accessor);
     }
     return events;
+  } else {
+    // If blocked, check if we can interact with an entity at the target position
+    if (actor.category === "combatant" && actor.isPlayer && accessor?.context) {
+      const ecsWorld = accessor.context;
+      const interactables = ecsWorld.getEntitiesWith("position", "trigger").filter(id => {
+        const p = ecsWorld.getComponent(id, "position");
+        const t = ecsWorld.getComponent(id, "trigger");
+        return p?.x === nx && p?.y === ny && t?.onInteract;
+      });
+
+      if (interactables.length > 0) {
+        // Trigger interaction by marking it as triggered
+        // The TriggerSystem will pick this up on the next update
+        ecsWorld.getComponent(interactables[0], "trigger")!.triggered = true;
+      }
+
+    }
   }
 
   return [{ type: "move-blocked", actorId: actor.id, x: nx, y: ny }];
@@ -115,6 +132,7 @@ function handleMove(w: World, actor: Actor, action: { dx: number; dy: number },
 
 
 
+
 function handleAttack(_w: World, actor: Actor, action: { targetId: EntityId }, accessor: EntityAccessor): SimEvent[] {
   const target = accessor.getActor(action.targetId);
   if (target && target.category === "combatant" && actor.category === "combatant") {