feat: P15 ending gallery, chapter recap, visited tracking, save system v6

src/composables/useGameEngine.ts

@@ -26,6 +26,11 @@ export function useGameEngine(videoEls: () => [HTMLVideoElement | null, HTMLVide
       await saveSystem.markWatched(sceneId)
     })
 
+    engine.setMarkVisitedHandler(async (sceneId) => {
+      store.addVisitedSceneId(sceneId)
+      await saveSystem.markVisited(sceneId)
+    })
+
     engine.achievementSystem.setUnlockCallback(async (ach) => {
       await saveSystem.unlockAchievement(ach.id)
       store.addUnlockedAchievement(ach.id)
@@ -119,6 +124,11 @@ export function useGameEngine(videoEls: () => [HTMLVideoElement | null, HTMLVide
     const achieved = await saveSystem.getUnlockedAchievements()
     store.setUnlockedAchievementIds(achieved)
     engine.achievementSystem.init(data.achievements || [], achieved)
+
+    store.setEndings(data.endings || [])
+
+    const visitedIds = await saveSystem.getVisitedSceneIds()
+    store.setVisitedSceneIds(visitedIds)
   }
 
   function ensureVideo() {