pool: add relay.nostr.ch

this is another relay, so we have two to play with. this one is running
on the same machine where live nostrweb is hosted at.

at the moment, relay is running nostr-rs-relay v0.7.2:

    $ curl -H 'accept: application/nostr+json' https://relay.nostr.ch/
    {
      "id": "wss://relay.nostr.ch/",
      "name": "a nostr relay",
      "description": "just another nostr relay",
      "supported_nips": [
        1,
        2,
        9,
        11,
        12,
        15,
        16,
        20,
        22,
        26
      ],
      "software": "https://git.sr.ht/~gheartsfield/nostr-rs-relay",
      "version": "0.7.2"
    }

src/main.js

@@ -1,11 +1,12 @@
 import {relayPool, generatePrivateKey, getPublicKey, signEvent} from 'nostr-tools';
 import {elem, parseTextContent} from './domutil.js';
 import {dateTime, formatTime} from './timeutil.js';
-// curl -H 'accept: application/nostr+json' https://nostr.x1ddos.ch
+// curl -H 'accept: application/nostr+json' https://relay.nostr.ch/
 const pool = relayPool();
 pool.addRelay('wss://relay.nostr.info', {read: true, write: true});
 pool.addRelay('wss://relay.damus.io', {read: true, write: true});
 pool.addRelay('wss://nostr.x1ddos.ch', {read: true, write: true});
+pool.addRelay('wss://relay.nostr.ch', {read: true, write: true});
 // pool.addRelay('wss://nostr.openchain.fr', {read: true, write: true});
 // pool.addRelay('wss://nostr.bitcoiner.social/', {read: true, write: true});
 // read only