Function resolveHeadingNeedles

resolveHeadingNeedles(
    map: Readonly<Record<LanguageCode, readonly string[]>>,
    baseEnglish: readonly string[],
    lang: LanguageCode,
): readonly string[]
Resolve the active needle list for a section family + target language. Returns the English base list unioned with the locale-specific entries from the supplied map. Order is preserved (base first, locale-specific second) so deterministic match order is maintained.
Parameters
- map: Readonly<Record<LanguageCode, readonly string[]>>
  Per-language needle dictionary
- baseEnglish: readonly string[]
  The English needle list from the parent module
- lang: LanguageCode
  Target language code (defaults to 'en')
Returns readonly string[]
Combined needle list to pass to headingMatches
- Defined in aggregator/metadata/briefing-highlight-i18n.ts:490