feat(acl): Change views/backend code to able to use proper ACL's later on. Currently it is not enabled.

resources/views/livewire/shared-variables/environment/show.blade.php

@@ -4,9 +4,11 @@
     </x-slot>
     <div class="flex gap-2">
         <h1>Shared Variables for {{ $project->name }}/{{ $environment->name }}</h1>
-        <x-modal-input buttonTitle="+ Add" title="New Shared Variable">
-            <livewire:project.shared.environment-variable.add :shared="true" />
-        </x-modal-input>
+        @can('update', $environment)
+            <x-modal-input buttonTitle="+ Add" title="New Shared Variable">
+                <livewire:project.shared.environment-variable.add :shared="true" />
+            </x-modal-input>
+        @endcan
     </div>
     <div class="flex items-center gap-1 subtitle">You can use these variables anywhere with <span
             class="dark:text-warning text-coollabs">@{{ environment.VARIABLENAME }}</span><x-helper