feat: refactor teamer-document upload for admins

templates/administrative/assignment/detail.html.twig

@@ -179,7 +179,7 @@
                             </td>
                             <td>
                                 <div class="flex items-center justify-end space-x-2">
-                                    {% if workflow_can(disposition, 'upload_contract') or workflow_can(disposition, 'upload_invoice') %}
+                                    {% if is_granted('CONTRACT_SUPPLEMENTARY', disposition) %}
                                         <button type="button"
                                                 title="Dokumentenupload"
                                                 hx-get="{{ path('app_administrative_disposition_document_upload', { 'uuid': disposition.uuid }) }}"

templates/administrative/disposition/modal_document_upload.html.twig

@@ -6,7 +6,7 @@
     {{ form_start(form, { 'attr': { 'hx-post': app.request.uri, 'hx-target': '#htmx-modal', 'hx-swap': 'outerHTML' }}) }}
     <div class="pb-4">
         {% include '_partials/_upload_collection_form.html.twig' with {
-            'endpoint_upload': path(uploaderRoute),
+            'endpoint_upload': path('_uploader_upload_contract'),
             'max_filesize': 5,
             'max_files': 1,
             'accepted_files': 'image/jpg,image/jpeg,application/pdf',