refactor: revamp devtools page

This commit refactors the development tools page to make it look better. Additionally, it makes small adjustments in the notifications and corrects missing strings from the page.

resources/views/components/modal.blade.php

@@ -14,10 +14,10 @@
             </div>
             <div class="modal-footer">
 
-                {{ $modalFooter }}
+                {{ $modalFooter ?? '' }}
 
                 @if ($includeCloseButton == true)
-                    <button type="button" class="btn btn-secondary" data-dismiss="modal">{{__('messages.modal_close')}}</button>
+                    <button type="button" class="btn btn-secondary" data-dismiss="modal">{{__('Close')}}</button>
                 @endif
             </div>
         </div>