import { createStart, createMiddleware } from "@tanstack/react-start"; import { renderErrorPage } from "./lib/error-page"; const errorMiddleware = createMiddleware().server(async ({ next }) => { try { return await next(); } catch (error) { if (error != null && typeof error === "object" && "statusCode" in error) { throw error; } console.error(error); return new Response(renderErrorPage(), { status: 500, headers: { "content-type": "text/html; charset=utf-8" }, }); } }); export const startInstance = createStart(() => ({ requestMiddleware: [errorMiddleware], }));