$links = auth()->user()
            ->links()
            ->orderBy('created_at', 'DESC')
            ->with([
                // Eager load clicks grouped by month
                'clicks' => function ($query) {
                    $query->select('id', 'created_at')
                        ->get()
                        ->groupBy(function ($date) {
                            return Carbon::parse($date->created_at)
                                ->format('m');
                        });
                }
            ])
            ->get();