export interface PendingMarker {
    checkpointId: string;
    runId?: string;
    artifact: {
        type?: string;
        path?: string;
        summary?: string;
        lines?: number;
    };
    prompt: string;
    requestedAt: string;
    timeoutAt: string;
}
export interface ApprovedMarker {
    approvedAt: string;
    approverId: string;
    editDelta?: unknown;
}
export interface RejectedMarker {
    rejectedAt: string;
    rejecterId: string;
    feedback: string;
}
/**
 * Write a pending approval marker to disk.
 */
export declare function savePending(projectRoot: string, m: PendingMarker): Promise<void>;
/**
 * Read a pending approval marker from disk. Returns null if not found.
 */
export declare function readPending(projectRoot: string, id: string): Promise<PendingMarker | null>;
/**
 * List all pending approval markers.
 */
export declare function listPending(projectRoot: string): Promise<PendingMarker[]>;
/**
 * Write an approved marker to disk.
 */
export declare function saveApproved(projectRoot: string, id: string, m: ApprovedMarker): Promise<void>;
/**
 * Write a rejected marker to disk.
 */
export declare function saveRejected(projectRoot: string, id: string, m: RejectedMarker): Promise<void>;
/**
 * Delete a pending marker from disk (after resolution). Best-effort — does not throw.
 */
export declare function deletePending(projectRoot: string, id: string): Promise<void>;
/**
 * Check whether a pending marker exists for the given checkpoint id.
 */
export declare function pendingExists(projectRoot: string, id: string): Promise<boolean>;
/**
 * Cockpit-shape pending row — what both the CLI (--json) and the MCP
 * tool bober_list_pending_approvals should return.
 */
export interface PendingApprovalRow {
    checkpointId: string;
    ageMs: number;
    prompt: string;
}
/**
 * List all pending checkpoints in cockpit-row shape.
 *
 * Mirrors the row-builder loop in src/cli/commands/list-approvals.ts
 * but lives in state/ so both the CLI and the MCP tool can share it.
 * Reads .bober/approvals/*.pending.json.
 *
 * Behavior:
 * - Missing approvals dir → returns [].
 * - Corrupted JSON files → skipped silently (matches CLI behavior).
 * - ageMs = Date.now() - Date.parse(requestedAt).
 */
export declare function listPendingApprovals(projectRoot: string): Promise<PendingApprovalRow[]>;
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