/** Style ATX headings with a scan-friendly terminal hierarchy. The Markdown
 * markers are syntax, not content, so omit them from the rendered line.
 * Fenced examples remain literal Markdown, never decorated terminal output. */
export declare function styleAttachMarkdownHeadings(markdown: string): string;
/** Copy a pi message for terminal rendering and decorate only Markdown-bearing
 * text/thinking blocks. The broker's source event is never mutated. */
export declare function styleAttachMessageMarkdown<T>(message: T): T;
/** Copy an expanded pi summary without changing its persisted source. */
export declare function styleAttachSummaryMarkdown<T extends {
    summary: string;
}>(message: T): T;