feat: initial s5 network bridge

bridge.mts

@@ -0,0 +1,30 @@
+import * as fs from "fs";
+import { S5Client } from "@lumeweb/s5-js";
+import { CID } from "@lumeweb/libs5";
+import axios from "axios";
+
+type SiteList = {
+  [domain: string]: {
+    pubkey: string;
+  };
+};
+
+const sites = JSON.parse(
+  fs.readFileSync("sites.json", { encoding: "utf8" }),
+) as SiteList;
+
+const client = new S5Client("https://s5.web3portal.com");
+
+for (const siteName in sites) {
+  const site = sites[siteName];
+
+  const sub = await client.subscribeToEntry(Buffer.from(site.pubkey, "hex"));
+  sub.listen((entry) => {
+    const cid = CID.fromRegistry(entry.data);
+
+    axios.post("http://localhost/api/events/siteUpdateReceived", {
+      cid: cid.toString(),
+      site: siteName,
+    });
+  });
+}