Refactor backup execution and cleanup functionality

resources/views/livewire/project/database/backup/execution.blade.php

@@ -13,7 +13,10 @@
     </x-modal>
     <div class="pt-6">
         <livewire:project.database.backup-edit :backup="$backup" :s3s="$s3s" :status="data_get($database, 'status')" />
-        <h3 class="py-4">Executions</h3>
+        <div class="flex items-center gap-2">
+            <h3 class="py-4">Executions</h3>
+            <x-forms.button wire:click='cleanupFailed'>Cleanup Failed Backups</x-forms.button>
+        </div>
         <livewire:project.database.backup-executions :backup="$backup" :executions="$executions" />
     </div>
 </div>