import type Sqlite from "better-sqlite3";
export type PlanningChatSessionRecord = {
    schemaVersion: 1;
    ideaId: string;
    title: string;
    note?: string;
    status: "active";
    resumePrompt?: string;
    createdAt: string;
    updatedAt: string;
};
export declare function persistPlanningChatSession(db: Sqlite.Database, input: {
    ideaId: string;
    title: string;
    note?: string;
    resumePrompt?: string;
}, nowIso: string): PlanningChatSessionRecord;
export declare function listPlanningChatSessions(db: Sqlite.Database): PlanningChatSessionRecord[];
