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

node_modules/next/dist/server/body-streams.d.ts

@@ -0,0 +1,10 @@
+import type { IncomingMessage } from 'http';
+import type { Readable } from 'stream';
+export declare function requestToBodyStream(context: {
+    ReadableStream: typeof ReadableStream;
+}, KUint8Array: typeof Uint8Array, stream: Readable): ReadableStream<any>;
+export interface CloneableBody {
+    finalize(): Promise<void>;
+    cloneBodyStream(): Readable;
+}
+export declare function getCloneableBody<T extends IncomingMessage>(readable: T, sizeLimit?: number): CloneableBody;