docs: update readme with new example

README.md

@@ -3,7 +3,7 @@
     go-vee - Govee API Wrapper for Go
 </h1>
 
-go-vee is an unofficial Go wrapper for the Govee API. It makes it easy to control your Govee smart devices from your Go code. It is based on the [official Govee API documentation](https://govee-public.s3.amazonaws.com/developer-docs/GoveeDeveloperAPIReference.pdf). **This project is a work in progress, use in production at your own risk.**
+go-vee is an unofficial Go wrapper for the Govee API. It makes it easy to control your Govee smart devices from your Go code. It is based on the [official Govee API documentation](https://developer.govee.com/reference). **This project is a work in progress, use in production at your own risk.**
 
 > To get started with the Govee API, you need to request an API key. You can do this from the Govee Home app. Open the app, go to Profile > Settings > Apply for API Key.
 
@@ -25,15 +25,21 @@ import (
 
 client := govee.New("your-api-key")
 
-listRequest := client.ListDevices()
-response, err := client.Run(listRequest)
+// get all devices
+devices, err := client.GetDevices()
 if err != nil {
     panic(err)
 }
-devices := response.Devices()
 
-controlRequest, _ := client.Device(devices[0].Device, devices[0].Model).TurnOn()
-_, err = client.Run(controlRequest)
+// get a device's state
+deviceState, err := client.GetDeviceState(devices[0])
+if err != nil {
+    panic(err)
+}
+fmt.Println(deviceState.Capabilities[1])
+
+// send a command to a device
+err = client.ControlDevice(devices[0], "devices.capabilities.on_off", "powerSwitch", 1)
 if err != nil {
     panic(err)
 }