feat(auth): add password reset flow with OTP

- Add password-reset Prisma schema for OTP tracking
- Add API contract schemas (start, verify, resend)
- Add password-reset service with OTP validation and email sending
- Add frontend reset-password page with 2-step flow
- Add InputOTP component usage for OTP input
- Add link to reset-password in login page
- Remove link to About in login
- Center and resize login/reset password forms

apps/frontend/src/routes/reset-password.tsx

@@ -0,0 +1,15 @@
+import { ResetPasswordPage } from '@/features/password-reset/reset-password-page';
+import { createFileRoute, redirect } from '@tanstack/react-router';
+
+export const Route = createFileRoute('/reset-password')({
+  beforeLoad: ({ context }) => {
+    if (context.auth.isAuthenticated) {
+      throw redirect({ to: '/' });
+    }
+  },
+  component: ResetPasswordRouteComponent,
+});
+
+function ResetPasswordRouteComponent() {
+  return <ResetPasswordPage />;
+}