feat: dashboard merchant revenue rank top5 7d

tests/Feature/AdminDashboardMerchantRevenueRank7dCardShouldRenderTest.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardMerchantRevenueRank7dCardShouldRenderTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_dashboard_merchant_revenue_rank_7d_card_should_render(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $res->assertSee('排行（近7天站点收入 Top5）', false);
+        $res->assertSee('data-role="merchant-revenue-rank-7d"', false);
+
+        // 链接应携带 back（保持仪表盘治理链路一致性）
+        $res->assertSee('back=%2Fadmin', false);
+        $res->assertDontSee('&amp;back=', false);
+    }
+}