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

node_modules/next/dist/build/webpack/loaders/next-middleware-loader.d.ts

@@ -0,0 +1,13 @@
+import type { ProxyMatcher } from '../../analysis/get-page-static-info';
+export type MiddlewareLoaderOptions = {
+    absolutePagePath: string;
+    page: string;
+    rootDir: string;
+    matchers?: string;
+    preferredRegion: string | string[] | undefined;
+    middlewareConfig: string;
+    cacheHandler?: string;
+};
+export declare function encodeMatchers(matchers: ProxyMatcher[]): string;
+export declare function decodeMatchers(encodedMatchers: string): ProxyMatcher[];
+export default function middlewareLoader(this: any): Promise<string>;