/**
 * Browser persistence utilities for agent state
 *
 * Saves agentStateByConversation to localStorage so it survives page refreshes.
 * Future: Will be replaced with database persistence.
 */
import type { AgentStateMap } from '../types/state';
interface PersistedData {
    version: number;
    timestamp: number;
    data: AgentStateMap;
}
/**
 * Save agent state to localStorage
 */
export declare function saveAgentState(state: AgentStateMap): void;
/**
 * Create debounced save function
 */
export declare const debouncedSaveAgentState: (state: AgentStateMap) => void;
/**
 * Load agent state from localStorage
 */
export declare function loadAgentState(): AgentStateMap | null;
/**
 * Clear persisted agent state (for debugging)
 */
export declare function clearPersistedState(): void;
/**
 * Get persisted state for debugging (doesn't parse, returns raw)
 */
export declare function viewPersistedState(): PersistedData | null;
/**
 * Get storage usage statistics
 */
export declare function getStorageStats(): {
    used: number;
    total: number;
    percentage: number;
};
export {};
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