refactor(dashboard): inject 7d range from controller to avoid drift

resources/views/admin/dashboard.blade.php

@@ -15,9 +15,9 @@
         'plans' => \App\Support\BackUrl::withBack('/admin/plans', $selfWithoutBack),
     ];
 
-    // 仪表盘内所有“近7天”口径统一在这里计算，避免散落 now()->subDays(6) 导致未来改动遗漏。
-    $rangeFrom7d = now()->subDays(6)->format('Y-m-d');
-    $rangeTo7d = now()->format('Y-m-d');
+    // 仪表盘内所有“近7天”口径统一从 Controller 注入（避免 Blade 内 now() 计算导致跨天漂移）。
+    $rangeFrom7d = (string) ($dashboardRangeFrom7d ?? now()->subDays(6)->format('Y-m-d'));
+    $rangeTo7d = (string) ($dashboardRangeTo7d ?? now()->format('Y-m-d'));
 
     $platformOrdersQuickLinks = [
         // 复用工作台入口（避免 /admin/platform-orders 入口口径分叉）