create-better-t-stack/template/with-express/apps/server/src/index.ts

A modern CLI tool for scaffolding end-to-end type-safe TypeScript projects with best practices and customizable configurations

import "dotenv/config";
import { createExpressMiddleware } from "@trpc/server/adapters/express";
import cors from "cors";
import express from "express";
import { createContext } from "./lib/context";
import { appRouter } from "./routers/index";

const app = express();

app.use(
  cors({
    origin: process.env.CORS_ORIGIN || "",
    methods: ["GET", "POST", "OPTIONS"],
    allowedHeaders: ["Content-Type", "Authorization"],
    credentials: true,
  }),
);

app.use(express.json());

app.use("/trpc", createExpressMiddleware({ router: appRouter, createContext }));

app.get("/", (_req, res) => {
  res.status(200).send("OK");
});

app.listen(3000, () => {
  console.log("Server is running on port 3000");
});