Add support mailto on login for missing password-reset email

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/app/(auth)/login/login-form.tsx

@@ -126,6 +126,12 @@ export function LoginForm() {
           Зарегистрироваться
         </Link>
       </div>
+      <p className="text-center text-xs" style={{ color: "var(--muted-foreground)" }}>
+        Письмо со сбросом пароля не пришло?{" "}
+        <a href="mailto:info@second-brain.ru" className="underline" style={{ color: "var(--foreground)" }}>
+          Напишите нам
+        </a>
+      </p>
     </form>
   );
 }