fix(plans): prevent deletion of plans with active subscriptions

- Fix bulk delete and individual delete actions using before() hook with halt()
  - Add daily/weekly billing cycle options to plan resource and Polar provider
  - Enhance payment confirmation with dynamic polling and loading states
  - Add graceful handling for deleted plans in subscription display
  - Update Polar provider to support dynamic billing cycles

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

@@ -62,12 +62,15 @@ class EditPlan extends EditRecord
                                     Select::make('billing_cycle_days')
                                         ->label('Billing Cycle')
                                         ->options([
+                                            1 => 'Daily',
+                                            7 => 'Weekly',
                                             30 => 'Monthly',
-                                            90 => 'Quarterly',
-                                            365 => 'Yearly',
                                             60 => 'Bi-Monthly',
+                                            90 => 'Quarterly',
                                             180 => 'Semi-Annual',
+                                            365 => 'Yearly',
                                         ])
+                                        ->default(30)
                                         ->required(),
                                 ]),