feat(admin): 仪表盘占比卡接入套餐订单占比（Top5）

tests/Feature/AdminDashboardPlanOrderShareCardShouldRenderTest.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardPlanOrderShareCardShouldRenderTest 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_plan_order_share_card_should_render(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $res->assertSee('套餐订单占比', false);
+        $res->assertSee('Top5', false);
+        $res->assertSee('查看套餐', false);
+
+        // 有数据时至少应包含百分号展示
+        $res->assertSee('%', false);
+    }
+}