Merge pull request #2605 from ably/chat-getting-started-fix

Improve getting started project setup instructions

Author: owenpearson

content/chat/getting-started/javascript.textile

@@ -38,20 +38,23 @@ ably apps switch
 ably auth keys switch
 ```
 
-* Install "Node.js":https://nodejs.org/en version 18 or greater.
-* Install "ts-node":https://www.npmjs.com/package/ts-node to execute TypeScript files:
+* Install any current LTS version of "Node.js":https://nodejs.org/en and create a new project:
 
 ```[sh]
-npm install ts-node
+npm init -y
 ```
 
-* Create a new project in your IDE and install the Ably Chat JavaScript SDK. This will also install the Ably Pub/Sub SDK as it is a dependency:
+* Install "typescript":https://www.npmjs.com/package/typescript to compile TypeScript files.
+* Install "ts-node":https://www.npmjs.com/package/ts-node to execute TypeScript files directly.
 
 ```[sh]
-npm init -y
-tsc --init
+npm install @ably/chat typescript ts-node
+```
 
-npm install @ably/chat
+* Create a default TypeScript configuration in your project
+
+```[sh]
+npx tsc --init
 ```
 
 <aside data-type='note'>