added cashier subscription, subscription plans

app/Filament/Resources/PlanResource/Pages/CreatePlan.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Filament\Resources\PlanResource\Pages;
+
+use App\Filament\Resources\PlanResource;
+use Filament\Actions;
+use Filament\Notifications\Notification;
+use Filament\Resources\Pages\CreateRecord;
+
+class CreatePlan extends CreateRecord
+{
+    protected static string $resource = PlanResource::class;
+
+    protected function getCreatedNotification(): ?Notification
+    {
+        return Notification::make()
+            ->success()
+            ->title('Plan created')
+            ->body('Plan created successfully');
+    }
+}