import type { WorkflowDefinitionManifest, WorkflowGraph } from '../domain/definition.js';
export interface WorkflowAuthoringDraft {
    id: string;
    workflowName: string;
    graph: WorkflowGraph;
    manifest: WorkflowDefinitionManifest;
    baseRevision: number;
    createdAtMs: number;
    updatedAtMs: number;
}
export interface SaveWorkflowAuthoringDraftInput {
    id?: string;
    workflowName: string;
    graph: WorkflowGraph;
    manifest?: WorkflowDefinitionManifest;
    baseRevision?: number;
    expectedUpdatedAtMs?: number;
}
export declare class WorkflowDraftStore {
    private readonly draftsDir;
    constructor(options?: {
        userDir?: string;
    });
    list(workflowName?: string): WorkflowAuthoringDraft[];
    get(id: string): WorkflowAuthoringDraft | null;
    save(input: SaveWorkflowAuthoringDraftInput): WorkflowAuthoringDraft;
    remove(id: string): boolean;
    private readFile;
}
export declare class WorkflowDraftConflictError extends Error {
    readonly currentUpdatedAtMs?: number;
    constructor(currentUpdatedAtMs?: number);
}