feat: i18n StoryGallery UI labels and data layer chapter/ending names

public/demo/locales/en.json

@@ -60,5 +60,15 @@
       "continue": "Keep moving forward",
       "back": "Turn back"
     }
+  },
+  "chapter": {
+    "ch1": "Chapter 1: Awakening",
+    "ch2": "Chapter 2: Investigation",
+    "ch3": "Chapter 3: Finale"
+  },
+  "ending": {
+    "trust_end": "Trusted Ally",
+    "alone_end": "Lone Path",
+    "continue_end": "Keep Moving Forward"
   }
 }

public/demo/locales/ja.json

@@ -55,5 +55,15 @@
       "continue": "先へ進む",
       "back": "引き返す"
     }
+  },
+  "chapter": {
+    "ch1": "第一章：目覚め",
+    "ch2": "第二章：捜査",
+    "ch3": "第三章：終局"
+  },
+  "ending": {
+    "trust_end": "信頼の仲間",
+    "alone_end": "孤独の道",
+    "continue_end": "前進を続ける"
   }
 }

public/demo/locales/zh.json

@@ -60,5 +60,15 @@
       "continue": "继续前进",
       "back": "回头"
     }
+  },
+  "chapter": {
+    "ch1": "第一章：醒来",
+    "ch2": "第二章：调查",
+    "ch3": "第三章：终局"
+  },
+  "ending": {
+    "trust_end": "信任的伙伴",
+    "alone_end": "独行之路",
+    "continue_end": "继续前行"
   }
 }

public/scenes/demo.json

@@ -39,14 +39,15 @@
     }
   ],
   "endings": [
-    { "id": "trust_end", "label": "信任的伙伴", "sceneId": "trust_ending", "chapterId": "ch1", "thumbnail": "ui/images/end_trust.jpg" },
-    { "id": "alone_end", "label": "独行之路", "sceneId": "alone_ending", "chapterId": "ch1", "thumbnail": "ui/images/end_alone.jpg" },
-    { "id": "continue_end", "label": "继续前行", "sceneId": "continue_ending", "chapterId": "ch3", "thumbnail": "ui/images/end_continue.jpg" }
+    { "id": "trust_end", "label": "信任的伙伴", "labelKey": "ending.trust_end", "sceneId": "trust_ending", "chapterId": "ch1", "thumbnail": "ui/images/end_trust.jpg" },
+    { "id": "alone_end", "label": "独行之路", "labelKey": "ending.alone_end", "sceneId": "alone_ending", "chapterId": "ch1", "thumbnail": "ui/images/end_alone.jpg" },
+    { "id": "continue_end", "label": "继续前行", "labelKey": "ending.continue_end", "sceneId": "continue_ending", "chapterId": "ch3", "thumbnail": "ui/images/end_continue.jpg" }
   ],
   "chapters": [
     {
       "id": "ch1",
       "label": "第一章：醒来",
+      "labelKey": "chapter.ch1",
       "startScene": "intro",
       "thumbnail": "ui/images/ch1.jpg",
       "defaultVariables": { "trust": 50, "courage": 0, "investigation": 0 }
@@ -54,6 +55,7 @@
     {
       "id": "ch2",
       "label": "第二章：调查",
+      "labelKey": "chapter.ch2",
       "startScene": "desk_detail",
       "thumbnail": "ui/images/ch2.jpg",
       "defaultVariables": { "trust": 60, "courage": 10, "investigation": 1 }
@@ -61,6 +63,7 @@
     {
       "id": "ch3",
       "label": "第三章：终局",
+      "labelKey": "chapter.ch3",
       "startScene": "qte_success",
       "thumbnail": "ui/images/ch3.jpg",
       "defaultVariables": { "trust": 70, "courage": 20, "investigation": 2 }