import type { ArkmeAvatarImagePort } from './avatar-image-store.js';
import type { ArkmeClientAccountScope } from './chat-directory-store.js';
interface ArkmeProviderInstanceGuardOptions {
    loadInstance(): Promise<string>;
    onInvalidate(): void;
    storage?: Storage;
}
interface ArkmeProviderInstanceDirectoryRecoveryOptions {
    accountScope: Exclude<ArkmeClientAccountScope, undefined>;
    activateAccount(scope: ArkmeClientAccountScope): void;
    refreshRoot(force: boolean): Promise<void>;
    onRefreshed(): void;
    signal?: AbortSignal;
    retryDelaysMillis?: readonly number[];
    wait?(delayMillis: number): Promise<void>;
}
/** Coalesce SSE reconnect checks and invalidate projections when the local Provider process changes. */
export declare function createArkmeProviderInstanceGuard(options: ArkmeProviderInstanceGuardOptions): () => Promise<boolean>;
export declare function revalidateArkmeProviderAvatarImages(images: Pick<ArkmeAvatarImagePort, 'revalidateActive'>): void;
export declare const reconcileArkmeProviderInstance: () => Promise<boolean>;
/** Drop stale Browser projections, preferring a fresh Host read with its current-instance snapshot as fallback. */
export declare function recoverArkmeProviderInstanceDirectory(options: ArkmeProviderInstanceDirectoryRecoveryOptions): Promise<void>;
export {};
//# sourceMappingURL=provider-instance-runtime.d.ts.map