export const THREAD_SIDEBAR_WIDTH_STORAGE_KEY = "chat_thread_sidebar_width";const THREAD_SIDEBAR_DEFAULT_WIDTH = 16 * 16;export const THREAD_SIDEBAR_MIN_WIDTH = 13 * 16;export const THREAD_MAIN_CONTENT_MIN_WIDTH = 40 * 16; export function resolveThreadSidebarMaximumWidth(viewportWidth: number): number {  return Math.max(    THREAD_SIDEBAR_MIN_WIDTH,    Math.floor(viewportWidth) - THREAD_MAIN_CONTENT_MIN_WIDTH,  );} export function resolveInitialThreadSidebarWidth(  storedWidth: number | null,  viewportWidth: number,): number {  const preferredWidth =    storedWidth === null      ? THREAD_SIDEBAR_DEFAULT_WIDTH      : Math.max(THREAD_SIDEBAR_MIN_WIDTH, storedWidth);  return Math.min(preferredWidth, resolveThreadSidebarMaximumWidth(viewportWidth));}