update readme example

README.md

@@ -30,10 +30,9 @@ Universal [GraphQL](https://www.graphql.com/) HTTP middleware for Deno.
 The simplest setup with `std/http`:
 
 ```ts
-import { serve } from 'https://deno.land/[email protected]/http/server.ts'
 import { GraphQLHTTP } from 'https://deno.land/x/[email protected]/mod.ts'
-import { makeExecutableSchema } from 'https://esm.sh/@graphql-tools/schema@9.0.17?target=deno'
-import { gql } from 'https://deno.land/x/[email protected].1/mod.ts'
+import { makeExecutableSchema } from 'npm:@graphql-tools/schema@10.0.0'
+import { gql } from 'https://deno.land/x/[email protected].2/mod.ts'
 
 const typeDefs = gql`
   type Query {
@@ -49,21 +48,20 @@ const resolvers = {
 
 const schema = makeExecutableSchema({ resolvers, typeDefs })
 
-await serve(async (req) => {
+Deno.serve({
+  port: 3000,
+  onListen({ hostname, port }) {
+    console.log(`☁  Started on http://${hostname}:${port}`)
+  },
+}, async (req) => {
   const { pathname } = new URL(req.url)
-
   return pathname === '/graphql'
     ? await GraphQLHTTP<Request>({
       schema,
       graphiql: true,
     })(req)
     : new Response('Not Found', { status: 404 })
-}, {
-  port: 3000,
-  onListen: ({ hostname, port }) =>
-    console.log(`☁  Started on http://${hostname}:${port}`),
 })
-
 ```
 
 Then run: