snapshot: preserve custom field parity across forms timeline and pdf

backend/workflows/tests/test_pdf_sections.py

@@ -1,6 +1,6 @@
 from django.test import TestCase
 
-from workflows.models import FormFieldConfig, FormSectionConfig, OffboardingRequest, OnboardingRequest
+from workflows.models import FormCustomFieldConfig, FormFieldConfig, FormSectionConfig, OffboardingRequest, OnboardingRequest
 from workflows.pdf_sections import build_pdf_sections
 
 
@@ -94,3 +94,32 @@ class PDFSectionBuilderTests(TestCase):
         self.assertIn('last_working_day', [field['name'] for field in austritt['fields']])
         date_field = next(field for field in austritt['fields'] if field['name'] == 'last_working_day')
         self.assertTrue(date_field['display_value'])
+
+    def test_custom_fields_are_included_in_pdf_sections(self):
+        FormCustomFieldConfig.objects.create(
+            form_type='onboarding',
+            field_key='office_location',
+            section_key='stammdaten',
+            sort_order=0,
+            field_type='text',
+            is_active=True,
+            label='Bürostandort',
+        )
+        request_obj = OnboardingRequest.objects.create(
+            full_name='Max Mustermann',
+            gender='herr',
+            job_title='Consultant',
+            department='IT-Service',
+            work_email='max.mustermann@workdock.de',
+            contract_start='2026-11-01',
+            employment_type='unbefristet',
+            agreement='accepted',
+            custom_field_values={'office_location': 'Berlin Mitte'},
+        )
+
+        sections = build_pdf_sections('onboarding', request_obj, 'de')
+        stammdaten = next(section for section in sections if section['key'] == 'stammdaten')
+        custom_field = next(field for field in stammdaten['fields'] if field['name'] == 'custom__office_location')
+
+        self.assertEqual(custom_field['label'], 'Bürostandort')
+        self.assertEqual(custom_field['display_value'], 'Berlin Mitte')