/**
 * Hard inline delivery for Web / Portal (`/m/chat`, macOS·iOS shells) / TUI.
 *
 * IM channels may summarize + Viewer-link. These surfaces already render
 * full markdown — summary-only replies (envelope or 「落盘+要点」) are
 * expanded at the delivery boundary so the user always sees the body.
 * This does not depend on AGENTS.md / prompt compliance.
 */
/** Safety cap so a huge on-disk dump cannot blow the WS / session row. */
export declare const INLINE_DELIVERY_MAX_CHARS = 400000;
export declare function needsFullInlineDelivery(platform: string): boolean;
export declare function resolveArchivedMarkdownPath(workspaceRoot: string, relOrPath: string): string | null;
export interface ExpandInlineOpts {
    /** Agent workspace root for resolving relative archive paths. */
    workspaceRoot?: string;
    /** Test seam — override filesystem reads. */
    readFile?: (absPath: string) => string | null;
}
/**
 * Expand summary-only shapes into the full body for inline channels.
 *
 * 1. `<im-summary>…</im-summary><full-md>…</full-md>` → deliver full-md
 * 2. 「报告已落盘：path.md」+ short chat → append file contents when longer
 */
export declare function expandInlineChannelReply(text: string, opts?: ExpandInlineOpts): string;
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