export interface DashboardIndexWorkspace {
    readonly id: string;
    readonly projectRoot: string;
    readonly branch: string | null;
    readonly head: string | null;
    readonly current: boolean;
    readonly generation: number;
}
export interface DashboardIndexChange {
    readonly locator: string;
    readonly workspaceId: string;
    readonly name: string;
    readonly status: string;
    readonly phase: string | null;
    readonly archiveName: string | null;
    readonly parentLocator: string | null;
    readonly generation: number;
}
export interface DashboardIndexSupervisorChild {
    readonly parentLocator: string;
    readonly childName: string;
    readonly dependsOn: readonly string[];
    readonly status: string;
    readonly phase: string | null;
    readonly message: string | null;
    readonly generation: number;
}
export interface DashboardIndexArtifact {
    readonly locator: string;
    readonly key: string;
    readonly kind: string;
    readonly filePath: string;
    readonly size: number | null;
    readonly modifiedAt: number | null;
}
export interface DashboardIndexSnapshot {
    readonly schema: 'comet.dashboard.index.v1';
    readonly repositoryId: string;
    readonly generation: number;
    readonly refreshedAt: string;
    readonly workspaces: readonly DashboardIndexWorkspace[];
    readonly changes: readonly DashboardIndexChange[];
    readonly supervisorChildren: readonly DashboardIndexSupervisorChild[];
    readonly artifacts: readonly DashboardIndexArtifact[];
}
export interface DashboardIndexStoreOptions {
    readonly projectRoot: string;
    readonly cacheRoot?: string;
}
export interface DashboardNativeIndexQuery {
    readonly status: 'active' | 'archived' | 'all';
    readonly query?: string;
    readonly limit?: number;
    readonly offset?: number;
}
export interface DashboardNativeIndexQueryResult<T> {
    readonly rows: T[];
    readonly total: number;
    readonly indexed: boolean;
}
export declare function resolveDashboardIndexPath(projectRoot: string, cacheRoot?: string): string;
export declare class DashboardIndexStore {
    readonly databasePath: string;
    private database;
    constructor(options: DashboardIndexStoreOptions);
    open(): Promise<void>;
    readSnapshot(): Promise<DashboardIndexSnapshot | null>;
    replaceSnapshot(snapshot: DashboardIndexSnapshot): Promise<void>;
    readNativeIndex<T>(): Promise<T | null>;
    replaceNativeIndex(value: unknown): Promise<void>;
    queryNativeIndex<T>(options: DashboardNativeIndexQuery): Promise<DashboardNativeIndexQueryResult<T>>;
    close(): Promise<void>;
    private requireDatabase;
}
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