export type QueryType = 'recall' | 'search' | 'dna' | 'replay' | 'archetype' | 'stats';
export type Cell = {
    kind: 'markdown';
    source: string;
} | {
    kind: 'query';
    queryType: QueryType;
    source: string;
    lastResult?: string;
    lastRun?: string;
} | {
    kind: 'code';
    language: 'ts' | 'py' | 'sh';
    source: string;
};
export interface NotebookMetadata {
    project: string;
    created: string;
    modified: string;
    brain_version: string;
}
export interface Notebook {
    title: string;
    cells: Cell[];
    metadata: NotebookMetadata;
}
export interface NotebookRunResult {
    cells: Array<{
        index: number;
        kind: Cell['kind'];
        result?: string;
        durationMs?: number;
        error?: string;
    }>;
    totalDurationMs: number;
    ranAt: string;
}
export declare class BrainNotebook {
    /** Create a starter notebook on disk and return its path. */
    createNotebook(project: string, title: string): Promise<{
        path: string;
    }>;
    /** Parse a notebook from disk. */
    parse(filePath: string): Promise<Notebook>;
    /** Parse a notebook from a raw string (useful for tests). */
    parseString(raw: string, source?: string): Notebook;
    /** Run a single cell. Markdown cells are no-ops; code cells echo with a TODO. */
    runCell(notebook: Notebook, cellIndex: number): Promise<{
        result: string;
        durationMs: number;
    }>;
    /** Run every query cell in order. */
    runAll(notebook: Notebook): Promise<NotebookRunResult>;
    /** Write the notebook back to disk with the latest run results inlined. */
    save(notebook: Notebook, filePath: string): Promise<void>;
    /** Render the notebook as a plain Markdown document. */
    toMarkdown(notebook: Notebook): string;
    private executeQuery;
    private runRecall;
    private runDna;
    private runReplay;
    private runArchetype;
    private runStats;
    private fallbackResult;
}
export declare function getBrainNotebook(): BrainNotebook;
export declare function resetBrainNotebookForTests(): void;
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