docs(tasks): complete German workflow coverage

tests/test_webui_contract.py

@@ -10,6 +10,21 @@ REPOSITORY_ROOT = Path(__file__).resolve().parents[1]
 
 
 class TasksQuickAccessContractTests(unittest.TestCase):
+    def test_public_topics_have_complete_german_workflow_and_reference_coverage(
+        self,
+    ) -> None:
+        topics = get_manifest().documentation
+        kinds = {topic.metadata.get("kind", "system") for topic in topics}
+
+        self.assertEqual(3, len(topics))
+        self.assertTrue({"workflow", "reference"}.issubset(kinds))
+        for topic in topics:
+            translation = topic.translations["de"]
+            self.assertEqual({"title", "summary", "body"}, set(translation))
+            self.assertTrue(
+                all(str(translation[field]).strip() for field in translation)
+            )
+
     def test_manifest_declares_typed_work_result_and_help(self) -> None:
         tool = get_manifest().frontend.quick_access_tools[0]