/**
 * @linxin666/dsh-client-ui-aionui-panel — host half. The AionUi panel is
 * retired: the provider choice was removed and the right panel is always
 * the external dsh-better-sidebar side card.
 *
 * What remains is the 'aionui-panel' settings namespace: the browser
 * side-card card binds it as its availability anchor, and keeping the
 * deprecated rightPanel field in the schema lets existing settings
 * documents keep validating. Its value is ignored everywhere.
 *
 * AionUi right-panel design (Apache-2.0, iOfficeAI/AionUi) — re-implemented
 * from measured behavior and architecture, not copied code.
 * @module @linxin666/dsh-client-ui-aionui-panel
 */
import type { Context } from '@deepseek-ai/cordis';
/** Settings namespace the browser side-card card binds (the Host registers it). */
export declare const AIONUI_PANEL_SETTINGS_NAMESPACE = "aionui-panel";
/**
 * The namespace shape: the deprecated provider field stays accepted so old
 * settings documents keep validating; it is ignored everywhere — the right
 * panel is always dsh-better-sidebar.
 */
export interface AionUiPanelSettings {
    /** Deprecated and ignored: the provider choice no longer exists. */
    rightPanel?: 'aionui-panel' | 'dsh-better-sidebar';
}
/**
 * Register the settings namespace (the browser card's availability anchor).
 * @param ctx - plugin context.
 */
export declare const apply: typeof applyImpl;
declare function applyImpl(ctx: Context): void;
export {};
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