feat(service_menu): pagina CONTROLS amb assignacio de pad i rebind per jugador

Afegeix submenu CONTROLS al menu de servei amb 2 items CYCLE per
seleccionar el mando assignat a cada jugador (persistit per name + path)
i 4 items ACTION per arrancar DefineInputs (teclat/mando per a P1/P2).

Tambe afegeix:
- Director: init/update/draw/destroy del singleton DefineInputs.
- GlobalEvents: routing prioritari de tots els events a DefineInputs
  mentre l'overlay esta actiu.
- Locale ca/en: claus del submenu CONTROLS i de l'overlay de rebind.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

data/locale/ca.yaml

@@ -84,3 +84,30 @@ service_menu:
   # Valors comuns
   value_on: "ACTIU"
   value_off: "INACTIU"
+  # Items del submenu CONTROLS
+  controls_pad_p1: "MANDO JUGADOR 1"
+  controls_pad_p2: "MANDO JUGADOR 2"
+  controls_no_pad: "SENSE MANDO"
+  controls_define_keyboard_p1: "REDEFINIR TECLES P1"
+  controls_define_keyboard_p2: "REDEFINIR TECLES P2"
+  controls_define_gamepad_p1: "REDEFINIR BOTONS P1"
+  controls_define_gamepad_p2: "REDEFINIR BOTONS P2"
+
+# Overlay modal de redefinicio (DefineInputs)
+define:
+  title_keyboard_p1: "REDEFINIR TECLES P1"
+  title_keyboard_p2: "REDEFINIR TECLES P2"
+  title_gamepad_p1: "REDEFINIR BOTONS P1"
+  title_gamepad_p2: "REDEFINIR BOTONS P2"
+  press_key: "PREMEU UNA TECLA"
+  press_button: "PREMEU UN BOTO"
+  complete: "CONFIGURACIO COMPLETA"
+  no_gamepad: "CAP MANDO ASSIGNAT AL JUGADOR"
+  cancel_hint: "ESC PER CANCEL-LAR"
+  action:
+    left: "ESQUERRA"
+    right: "DRETA"
+    fire: "DISPAR"
+    accelerate: "ACCELERAR"
+    start: "START"
+    menu: "MENU"

data/locale/en.yaml

@@ -83,3 +83,30 @@ service_menu:
   # Common values
   value_on: "ON"
   value_off: "OFF"
+  # Items of CONTROLS submenu
+  controls_pad_p1: "PLAYER 1 GAMEPAD"
+  controls_pad_p2: "PLAYER 2 GAMEPAD"
+  controls_no_pad: "NO GAMEPAD"
+  controls_define_keyboard_p1: "REDEFINE KEYS P1"
+  controls_define_keyboard_p2: "REDEFINE KEYS P2"
+  controls_define_gamepad_p1: "REDEFINE BUTTONS P1"
+  controls_define_gamepad_p2: "REDEFINE BUTTONS P2"
+
+# Modal overlay for input redefinition (DefineInputs)
+define:
+  title_keyboard_p1: "REDEFINE KEYS P1"
+  title_keyboard_p2: "REDEFINE KEYS P2"
+  title_gamepad_p1: "REDEFINE BUTTONS P1"
+  title_gamepad_p2: "REDEFINE BUTTONS P2"
+  press_key: "PRESS A KEY"
+  press_button: "PRESS A BUTTON"
+  complete: "CONFIGURATION COMPLETE"
+  no_gamepad: "NO GAMEPAD ASSIGNED TO PLAYER"
+  cancel_hint: "ESC TO CANCEL"
+  action:
+    left: "LEFT"
+    right: "RIGHT"
+    fire: "FIRE"
+    accelerate: "ACCELERATE"
+    start: "START"
+    menu: "MENU"