add login/sign-up page with dark/light mode

node_modules/next/dist/telemetry/post-telemetry-payload.d.ts

@@ -0,0 +1,16 @@
+interface Payload {
+    meta: {
+        [key: string]: unknown;
+    };
+    context: {
+        anonymousId: string;
+        projectId: string;
+        sessionId: string;
+    };
+    events: Array<{
+        eventName: string;
+        fields: object;
+    }>;
+}
+export declare function postNextTelemetryPayload(payload: Payload, signal?: any): any;
+export {};