feat(locale): claus game.room_intro / game.room_complete (ca + en)

data/locale/ca.yaml

@@ -36,6 +36,13 @@ hud:
   pyramid: "Piramide"
   room: "Sala"
 
+# Textos de la transició d'entrada/sortida de sala (FSM de GameScene).
+# `room_intro` accepta el placeholder `{n}` que es substitueix amb
+# l'índex de sala actual; veure `GameScene::formatRoomTitle`.
+game:
+  room_intro: "Sala {n}"
+  room_complete: "Fase completada"
+
 menu:
   titles:
     root: "Menú de servei"

data/locale/en.yaml

@@ -36,6 +36,13 @@ hud:
   pyramid: "Pyramid"
   room: "Room"
 
+# Room transition texts (GameScene FSM intro/outro). The `room_intro`
+# string accepts a `{n}` placeholder that is replaced with the current
+# room index; see `GameScene::formatRoomTitle`.
+game:
+  room_intro: "Room {n}"
+  room_complete: "Stage complete"
+
 menu:
   titles:
     root: "Service menu"