⭐feat: Add a websocket party (#152)

This adds functionality to connect to remote server thru the party

packages/functions/src/party/utils.ts

@@ -0,0 +1,21 @@
+import type * as Party from "partykit/server";
+
+export async function tryAuthentication(req: Party.Request, lobby: Party.Lobby) {
+    const authHeader = req.headers.get("authorization") ?? new URL(req.url).searchParams.get("authorization")
+    if (authHeader) {
+        const match = authHeader.match(/^Bearer (.+)$/);
+
+        if (!match || !match[1]) {
+            throw new Error("Bearer token not found or improperly formatted");
+        }
+
+        const bearerToken = match[1];
+
+        if (bearerToken !== lobby.env.AUTH_FINGERPRINT) {
+            throw new Error("Invalid authorization token");
+        }
+
+        return req// app.fetch(req as any, { room: this.room })
+    }
+    throw new Error("You are not authorized to be here")
+}