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

public/demo/locales/ja.json

@@ -65,5 +65,19 @@
     "trust_end": "信頼の仲間",
     "alone_end": "孤独の道",
     "continue_end": "前進を続ける"
+  },
+  "achievement": {
+    "qte_master": {
+      "title": "反射神経の達人",
+      "desc": "QTEを成功させる"
+    },
+    "explorer": {
+      "title": "探索者",
+      "desc": "部屋の隅々まで調べる"
+    },
+    "game_finished": {
+      "title": "クリア達成",
+      "desc": "ゲームを一度クリアする"
+    }
   }
 }