feat: i18n achievement UI labels and data layer title/description

public/scenes/demo.json

@@ -16,7 +16,9 @@
     {
       "id": "qte_master",
       "title": "反应达人",
+      "titleKey": "achievement.qte_master.title",
       "description": "成功完成一次 QTE",
+      "descKey": "achievement.qte_master.desc",
       "icon": "",
       "hidden": false,
       "condition": { "variable": "qte_succeeded", "op": ">=", "value": 1 }
@@ -24,7 +26,9 @@
     {
       "id": "explorer",
       "title": "探索者",
+      "titleKey": "achievement.explorer.title",
       "description": "搜索过房间的所有角落",
+      "descKey": "achievement.explorer.desc",
       "icon": "",
       "hidden": false,
       "condition": { "variable": "investigation", "op": ">=", "value": 2 }
@@ -32,7 +36,9 @@
     {
       "id": "game_finished",
       "title": "通关达成",
+      "titleKey": "achievement.game_finished.title",
       "description": "完成一次游戏",
+      "descKey": "achievement.game_finished.desc",
       "icon": "",
       "hidden": false,
       "condition": { "variable": "completed_game", "op": ">=", "value": 1 }