add interval in sample

Author: pelikhan

src/main.ts

@@ -1,10 +1,17 @@
 import { delay } from "@devicescript/core"
 import { createData, publishData, startAdafruitIOMQTTClient } from "."
+import { schedule } from "@devicescript/runtime"
 
 console.log(`post data using http`)
 await createData(123)
 
 console.log(`post data using mqtt in 5s`)
 await delay(5000)
 const client = await startAdafruitIOMQTTClient()
-await publishData(client, 456)
+
+schedule(
+    async () => {
+        await publishData(client, 456)
+    },
+    { interval: 5000 }
+)