import type { BlockContext } from "./block-context.js";
export interface IntroBlockInput {
    readonly version: string;
    readonly mode: string;
    readonly provider: string;
    readonly model: string;
    readonly permissions: string;
    readonly workdir: string;
    readonly variant?: string | undefined;
}
/**
 * The intro card is reused verbatim from `ui-core`. It always emits truecolor
 * SGR, so the only adaptation classic makes is stripping colour at
 * `colorMode: "none"` and clipping to the block content width.
 */
export declare function buildIntroLines(ctx: BlockContext, input: IntroBlockInput): string[];