Site subscriptions: add status toggle action on index

app/Http/Controllers/Admin/SiteSubscriptionController.php

@@ -366,6 +366,20 @@ class SiteSubscriptionController extends Controller
         ];
     }
 
+    public function setStatus(Request $request, SiteSubscription $subscription): \Illuminate\Http\RedirectResponse
+    {
+        $this->ensurePlatformAdmin($request);
+
+        $data = $request->validate([
+            'status' => ['required', \Illuminate\Validation\Rule::in(array_keys($this->statusLabels()))],
+        ]);
+
+        $subscription->status = (string) $data['status'];
+        $subscription->save();
+
+        return redirect()->back()->with('success', '订阅状态已更新：' . ($this->statusLabels()[$subscription->status] ?? $subscription->status));
+    }
+
     protected function applyFilters(Builder $query, array $filters): Builder
     {
         return $query