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

node_modules/next/dist/lib/coalesced-function.d.ts

@@ -0,0 +1,7 @@
+type CoalescedInvoke<T> = {
+    isOrigin: boolean;
+    value: T;
+};
+export type UnwrapPromise<T> = T extends Promise<infer U> ? U : T;
+export declare function withCoalescedInvoke<F extends (...args: any) => any>(func: F): (key: string, args: Parameters<F>) => Promise<CoalescedInvoke<UnwrapPromise<ReturnType<F>>>>;
+export {};