chore(docs): add relay deploy info and update wrtc example

Also I'm turning 18 now

Author: 0x77dev

docs/docs/deploy-relay.mdx

@@ -5,6 +5,18 @@ sidebar_position: 1
 
 Relay provides DStack peer with [`libp2p-webrtc-star`](https://github.com/libp2p/js-libp2p-webrtc-star) compatible signaling server written with multi-tenancy support using redis
 
+## Public Relay
+
+Public relay has multi-regional and blue-green deploy to provide as higher as possible SLA and latencies
+
+It is accesible here: https://relay.dstack.dev
+
+You can check status and uptime here: https://status.dstack.dev
+
+[![Better Uptime Badge](https://betteruptime.com/status-badges/v1/monitor/d3wq.svg)](https://betteruptime.com/?utm_source=status_badge)
+
+---
+
 Docker is only maintained way to run relay
 
 ## Pulling image

docs/docs/intro.mdx

@@ -98,7 +98,7 @@ import { Stack } from '@dstack-js/lib';
 // Browser:
 const ipfs = await create();
 // In Node.js environment you need to provide WebRTC implementation
-// const wrtc = require('wrtc');
+// const wrtc = require('@dstack-js/wrtc');
 // const ipfs = await create({}, wrtc);
 
 const stack = await Stack.create('namespace', ipfs);

docs/docs/relay.mdx

@@ -8,6 +8,16 @@ import TabItem from '@theme/TabItem';
 
 Relay provides [`libp2p-webrtc-star`](https://github.com/libp2p/js-libp2p-webrtc-star) compatible scalable signaling server and GraphQL API
 
+## Public Relay
+
+Public relay has multi-regional and blue-green deploy to provide as higher as possible SLA and latencies
+
+It is accesible here: https://relay.dstack.dev
+
+You can check status and uptime here: https://status.dstack.dev
+
+[![Better Uptime Badge](https://betteruptime.com/status-badges/v1/monitor/d3wq.svg)](https://betteruptime.com/?utm_source=status_badge)
+
 ## Getting Bootstrap data
 
 Relay provides necessary GraphQL resolvers for initializing the [Stack instance](./stack.md)