docs: fix express nitro config (#415)

* docs: fix express nitro config

* docs: remove fromNodeHandler wrapper in express app

* fix: dup import in docs

* docs: fix use srvx toFetchHandler

* docs: express add rollup deps

* test

* simplify express

Author: adriandlam

docs/content/docs/getting-started/express.mdx

@@ -29,7 +29,7 @@ Initialize the project:
 npm init --y
 ```
 
-### Install `workflow`, `express` and `nitro`
+### Install `workflow`, `express`, `nitro`, and `rollup`
 
 ```package-install
 npm i workflow express nitro rollup
@@ -50,13 +50,13 @@ npm i -D @types/express
 Create a new file `nitro.config.ts` for your Nitro configuration with module `workflow/nitro`. This enables usage of the `"use workflow"` and `"use step"` directives.
 
 ```typescript title="nitro.config.ts" lineNumbers
-import { defineNitroConfig } from 'nitro/config';
+import { defineNitroConfig } from "nitro/config";
 
 export default defineNitroConfig({
-  modules: ['workflow/nitro'],
-  vercel: { entryFormat: 'node' },
+  modules: ["workflow/nitro"],
+  vercel: { entryFormat: "node" },
   routes: {
-    '/**': { handler: './src/index.ts', format: "node" },
+    '/**': { handler: './src/index.ts', format: 'node' },
   },
 });
 ```
@@ -193,7 +193,6 @@ To invoke your new workflow, we'll create both the Express app and a new API rou
 
 ```typescript title="src/index.ts"
 import express from "express";
-import { fromNodeHandler, type NodeMiddleware } from "nitro/h3";
 import { start } from "workflow/api";
 import { handleUserSignup } from "../workflows/user-signup.js";
 
@@ -206,7 +205,7 @@ app.post("/api/signup", async (req, res) => {
   return res.json({ message: "User signup workflow started" });
 });
 
-export default fromNodeHandler(app as NodeMiddleware);
+export default app;
 ```
 
 This route handler creates a `POST` request endpoint at `/api/signup` that will trigger your workflow.

pnpm-lock.yaml

@@ -4,7 +4,7 @@ export default defineNitroConfig({
   modules: ['workflow/nitro'],
   vercel: { entryFormat: 'node' },
   routes: {
-    '/**': './src/index.ts',
+    '/**': { handler: './src/index.ts', format: 'node' },
   },
   plugins: ['plugins/start-pg-world.ts'],
 });

workbench/express/nitro.config.ts

@@ -15,12 +15,11 @@
   },
   "dependencies": {
     "express": "^5.1.0",
-    "nitro": "catalog:",
-    "srvx": "^0.9.2"
+    "nitro": "catalog:"
   },
   "devDependencies": {
-    "@workflow/world-postgres": "workspace:*",
     "@types/express": "^5.0.5",
+    "@workflow/world-postgres": "workspace:*",
     "ai": "catalog:",
     "lodash.chunk": "^4.2.0",
     "openai": "^6.1.0",

workbench/express/package.json

@@ -1,5 +1,4 @@
 import express from 'express';
-import { toFetchHandler } from 'srvx/node';
 import { getHookByToken, getRun, resumeHook, start } from 'workflow/api';
 import { hydrateWorkflowArguments } from 'workflow/internal/serialization';
 import { allWorkflows } from '../_workflows.js';
@@ -221,4 +220,4 @@ app.post('/api/test-direct-step-call', async (req, res) => {
   return res.json({ result });
 });
 
-export default toFetchHandler(app as any);
+export default app;