Variable LOCALE_LANGUAGE_OPTIONS`Const`

LOCALE_LANGUAGE_OPTIONS: readonly [
    "en",
    "zh-hans",
    "zh-hant-hk",
    "zh-hant-tw",
    "es",
    "fr",
    "no",
    "nl",
    "ja",
    "de",
] = ...

Defines supported languages for UI display and template translation.