Add safe archive preview and extraction workflows

tests/test_documentation.py

@@ -49,6 +49,10 @@ class FilesRuntimeDocumentationTests(unittest.TestCase):
         settings = SimpleNamespace(
             file_upload_max_bytes=7 * 1024 * 1024,
             file_upload_zip_max_bytes=19 * 1024 * 1024,
+            file_archive_max_expanded_bytes=31 * 1024 * 1024,
+            file_archive_max_entries=321,
+            file_archive_max_expansion_ratio=42,
+            file_archive_preview_ttl_seconds=15 * 60,
         )
         with patch(
             "govoplan_files.backend.documentation.visible_connector_profiles_for_actor",
@@ -73,8 +77,12 @@ class FilesRuntimeDocumentationTests(unittest.TestCase):
 
         archive = topics["files.workflow.upload-and-unpack-zip"]
         self.assertIn("19 MiB (19,922,944 bytes)", archive.body)
+        self.assertIn("31 MiB (32,505,856 bytes)", archive.body)
         self.assertIn("7 MiB (7,340,032 bytes)", archive.body)
-        self.assertIn("1,000", archive.body)
+        self.assertIn("321", archive.body)
+        self.assertIn("42:1", archive.body)
+        self.assertIn("15 minutes", archive.body)
+        self.assertIn("passwords remain request-only", archive.body)
         self.assertIn("Actual extracted bytes are counted", archive.body)
 
     def test_connector_task_requires_authority_and_a_visible_usable_profile(