feat: Add next login page with shadcn/ui #3221 (#3231)

### What problem does this PR solve?

feat: Add next login page with shadcn/ui  #3221

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/lib/utils.ts

@@ -0,0 +1,6 @@
+import { clsx, type ClassValue } from 'clsx';
+import { twMerge } from 'tailwind-merge';
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs));
+}