feat(admin-dashboard): add mini rank chart for 7d merchant revenue

resources/views/admin/dashboard.blade.php

@@ -144,6 +144,20 @@
 
         <div class="muted">Top5 合计已付 ¥{{ number_format($rankTotal, 2) }}</div>
 
+        @php
+            // 用于前端渐进增强渲染迷你排行（JS 读取 data-points）
+            $rankPoints = [];
+            foreach ($rankRows as $r) {
+                $rankPoints[] = [
+                    'merchant_id' => (int) ($r['merchant_id'] ?? 0),
+                    'count' => (int) ($r['count'] ?? 0),
+                    'paid_sum' => (float) ($r['paid_sum'] ?? 0),
+                ];
+            }
+        @endphp
+
+        <div class="adm-mini-rank" data-role="merchant-revenue-rank-7d-chart" data-points='@json($rankPoints)'></div>
+
         <table class="mt-10" data-role="merchant-revenue-rank-7d">
             <thead>
             <tr>