Implement localisation for main menu options (menu-ui-handler) & add french locale

src/locales/it/menu-ui-handler.ts

@@ -0,0 +1,23 @@
+import { SimpleTranslationEntries } from "#app/plugins/i18n";
+
+export const menuUiHandler: SimpleTranslationEntries = {
+    "GAME_SETTINGS": 'Game Settings',
+    "ACHIEVEMENTS": "Achievements",
+    "STATS": "Stats",
+    "VOUCHERS": "Vouchers",
+    "EGG_LIST": "Egg List",
+    "EGG_GACHA": "Egg Gacha",
+    "MANAGE_DATA": "Manage Data",
+    "COMMUNITY": "Community",
+    "RETURN_TO_TITLE": "Return To Title",
+    "LOG_OUT": "Log Out",
+    "slot": "Slot {{slotNumber}}",
+    "importSession": "Import Session",
+    "importSlotSelect": "Select a slot to import to.",
+    "exportSession": "Export Session",
+    "exportSlotSelect": "Select a slot to export from.",
+    "importData": "Import Data",
+    "exportData": "Export Data",
+    "cancel": "Cancel",
+    "losingProgressionWarning": "You will lose any progress since the beginning of the battle. Proceed?"
+} as const;