import type { Conversation, MessageInput } from 'conversationalist';
export type ConversationEnvelope = {
    version: '1.0.0';
    runId: string;
    updatedAt: string;
    conversation: Conversation;
};
export type ConversationSnapshot = {
    conversation: Conversation;
    digest: string;
    updatedAt: string;
    path: string;
};
export type ConversationPruningPolicy = {
    maxTurns: number;
    maxBytes: number;
    summarizeAfterTurns: number;
    keepLastTurns: number;
};
export type ConversationMessageKind = 'task' | 'plan' | 'kickoff' | 'review' | 'ci' | 'verification' | 'recovery' | 'pr' | 'learning' | 'error' | 'summary';
export type ConversationMessageMetadata = {
    kind?: ConversationMessageKind;
    protected?: boolean;
};
export type ConversationStore = {
    load: () => Promise<Conversation>;
    save: (conversation: Conversation, options?: {
        prune?: boolean;
    }) => Promise<ConversationSnapshot>;
    append: (messages: MessageInput | MessageInput[], options?: {
        prune?: boolean;
    }) => Promise<ConversationSnapshot>;
    snapshot: (conversation?: Conversation) => Promise<ConversationSnapshot>;
};