import type { WorkspaceSubscription } from './workspace-subscription.js';
export type WorkspaceEntryType = 'finding' | 'evidence' | 'hypothesis' | 'decision' | 'artifact' | 'status';
export type WorkspaceRelationType = 'supports' | 'contradicts' | 'depends_on' | 'supersedes';
export interface WorkspaceEntry {
    id: number;
    session_id: string;
    type: WorkspaceEntryType;
    subject: string | null;
    content: string;
    evidence: string | null;
    confidence: number;
    agent_id: string | null;
    relates_to: string | null;
    relation_type: WorkspaceRelationType | null;
    created_at: string;
    seq: number;
}
export interface WorkspacePublishInput {
    session_id: string;
    type: WorkspaceEntryType;
    subject?: string;
    content: string;
    evidence?: string[];
    confidence?: number;
    agent_id?: string;
    relates_to?: number[];
    relation_type?: WorkspaceRelationType;
}
export declare class WorkspaceStore {
    private readonly db;
    private readonly _subscriptions;
    constructor(dbPath?: string);
    private enableWalMode;
    publish(entry: WorkspacePublishInput): number;
    subscribe(subscription: WorkspaceSubscription): void;
    unsubscribeAll(agentId: string): void;
    queryRelevant(sessionId: string | null, taskPrompt: string, limit?: number): WorkspaceEntry[];
    queryAll(sessionId: string): WorkspaceEntry[];
    close(): void;
    private nextSeq;
}
export declare function buildFtsQuery(prompt: string): string;