Merge pull request #301 from DefangLabs/linda-nodejs

Update nodejs samples

Author: raphaeltm

README.md

@@ -6,16 +6,44 @@ This is a minimal chat application that shows how to use Socket.IO with Node.js
 
 ## Prerequisites
 
-Install the Defang CLI by following the instructions in the [Defang CLI documentation](https://docs.defang.io/docs/getting-started).
+1. Download [Defang CLI](https://github.com/DefangLabs/defang)
+2. (Optional) If you are using [Defang BYOC](https://docs.defang.io/docs/concepts/defang-byoc) authenticate with your cloud provider account
+3. (Optional for local development) [Docker CLI](https://docs.docker.com/engine/install/)
 
-## Build and run the application
+## Development
 
-If you have environment variables configured for your [own cloud account](https://docs.defang.io/docs/concepts/defang-byoc), this will deploy the application to your cloud account, otherwise it will deploy to the Defang cloud.
+To run the application locally, you can use the following command:
 
-```sh
+```bash
+docker compose up --build
+```
+
+## Configuration
+
+For this sample, you will not need to provide [configuration](https://docs.defang.io/docs/concepts/configuration). 
+
+If you wish to provide configuration, see below for an example of setting a configuration for a value named `API_KEY`.
+
+```bash
+defang config set API_KEY
+```
+
+## Deployment
+
+> [!NOTE]
+> Download [Defang CLI](https://github.com/DefangLabs/defang)
+
+### Defang Playground
+
+Deploy your application to the Defang Playground by opening up your terminal and typing:
+```bash
 defang compose up
 ```
 
+### BYOC (AWS)
+
+If you want to deploy to your own cloud account, you can [use Defang BYOC](https://docs.defang.io/docs/tutorials/deploy-to-your-cloud)
+
 ---
 
 Title: Node.js & SocketIO