/**
 * dsh-widgets — the settings-nav glyph adapter for our section.
 *
 * Moved out of `client/index.ts` (Phase 2.3) unchanged, so `apply()` reads as
 * composition instead of implementation. It is a DOM-level workaround for an
 * upstream gap, not product logic: delete it the day the section contract grows
 * an icon field (see the rationale below).
 */
export declare function installSettingsNavGlyph(): () => void;