/**
 * Storage provider types
 * Based on data-model.md specification
 */
/**
 * Information about a stored version
 */
export interface VersionInfo {
    version: number;
    timestamp: string;
    size: number;
}
/**
 * Abstract storage provider interface
 */
export interface StorageProvider {
    /**
     * Get a value by key
     */
    get<T>(key: string): Promise<T | null>;
    /**
     * Set a value by key
     */
    set<T>(key: string, value: T): Promise<void>;
    /**
     * Delete a value by key
     */
    delete(key: string): Promise<void>;
    /**
     * List all keys with a given prefix
     */
    list(prefix: string): Promise<string[]>;
    /**
     * Check if a key exists
     */
    exists(key: string): Promise<boolean>;
    /**
     * Get a specific version of a value
     */
    getVersion<T>(key: string, version: number): Promise<T | null>;
    /**
     * List all versions for a key
     */
    listVersions(key: string): Promise<VersionInfo[]>;
    /**
     * Create a new version for a key (returns version number)
     */
    createVersion(key: string): Promise<number>;
}
/**
 * Configuration for knowledge store
 */
export interface KnowledgeStoreConfig {
    baseDir?: string;
    maxVersions?: number;
    enableAudit?: boolean;
}
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