docs(socket.io): Update instructions in README

Author: machour

socket.io/README.md

@@ -4,7 +4,7 @@ Socket.io is the simples way to work with WebSockets in Node.js
 
 This example shows how to setup socket.io inside a Express server and together with a Remix app and how to connect from the browser.
 
-To run this example, run `npm run start:dev` to start the server and `npm run dev` to watch for changes in the app.
+To run this example, run `npm run dev`.
 
 > Note: The code here needs the Express adapter and because of that it needs Node.js. This is only deployable to platforms supporting a persistent running process (unlike Serverless platforms).
 
@@ -16,15 +16,15 @@ Open this example on [CodeSandbox](https://codesandbox.com):
 
 ## Example
 
-This examples uses the Express adapter to setup the HTTP server.
+This example uses the Express adapter to setup the HTTP server.
 
 Then it attaches socket.io to it and listens for a few basic events.
 
 Client-side, it imports `io` from `socket.io-client` and uses it to connect to the WebSocket server on the root component.
 
 It stores the socket instance in a React context and make it available for the whole app.
 
-In the `routes/index` file it accesses the socket instance to listen for more events and renders a button which sends a message to the server on each click.
+In the `routes/_index` file, it accesses the socket instance to listen for more events and renders a button which sends a message to the server on each click.
 
 ## Related Links