Refactor server stuff

server/handler.ts

@@ -0,0 +1,21 @@
+import { getCookies } from "jsr:@std/http/cookie";
+
+function getSessionId(request: Request): null | string {
+	getCookies(request.headers);
+	return null;
+}
+
+export default function (request: Request): Response {
+	if (request.headers.get("upgrade") !== "websocket") {
+		return new Response("Upgrade required.", { status: 426 });
+	}
+
+	const sessonId = getSessionId(request);
+	if (!sessonId) {
+		return new Response("Session requierd.", { status: 401 });
+	}
+
+	const { socket, response } = Deno.upgradeWebSocket(request);
+
+	return response;
+}