/**
 * Data integrity audit core module.
 * @task T4783
 */
export interface AuditIssue {
    severity: 'error' | 'warning' | 'info';
    category: string;
    message: string;
    fix?: string;
}
export interface AuditResult {
    scope: string;
    issues: AuditIssue[];
    summary: {
        errors: number;
        warnings: number;
        fixed: number;
    };
}
/** Audit data integrity. */
export declare function auditData(projectRoot: string, opts?: {
    scope?: string;
    fix?: boolean;
}): Promise<AuditResult>;
/** Paginated operation log query result. */
export interface LogQueryData {
    /** Log entries matching the query. */
    entries: Array<{
        /** Operation name. */
        operation: string;
        /** Task ID if applicable. */
        taskId?: string;
        /** ISO timestamp. */
        timestamp: string;
        [key: string]: unknown;
    }>;
    /** Pagination metadata. */
    pagination: {
        /** Total matching entries. */
        total: number;
        /** Current offset. */
        offset: number;
        /** Page size limit. */
        limit: number;
        /** Whether more entries exist beyond this page. */
        hasMore: boolean;
    };
}
/**
 * Query audit_log from SQLite with optional filters and pagination.
 *
 * Reads from the canonical tasks.db audit_log table. Includes dispatch-level
 * fields (domain, requestId, durationMs, success, source, gateway, errorMessage)
 * when present.
 *
 * @param projectRoot - Absolute path to the project root
 * @param filters - Optional filter and pagination parameters
 * @returns Paginated log entries with metadata
 *
 * @task T4837
 * @task T4844
 * @task T1571
 */
export declare function queryAuditLog(projectRoot: string, filters?: {
    operation?: string;
    taskId?: string;
    since?: string;
    until?: string;
    limit?: number;
    offset?: number;
}): Promise<LogQueryData>;
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