diff --git a/app/plugins/builtins/dms/common.py b/app/plugins/builtins/dms/common.py
index 7d92b5d..9f5ff74 100644
--- a/app/plugins/builtins/dms/common.py
+++ b/app/plugins/builtins/dms/common.py
@@ -106,3 +106,6 @@ def _is_blocked_filetype(filename: str) -> bool:
 chunk_size = 1024 * 1024  # 1MB chunks for streaming uploads
 
 # ─── Folders ───
+
+# Public stream-chunk constant (original contract name from tests/test_p1_6_dms_streaming.py)
+CHUNK_SIZE = chunk_size
diff --git a/app/plugins/builtins/dms/routes.py b/app/plugins/builtins/dms/routes.py
index 9a73896..b275f25 100644
--- a/app/plugins/builtins/dms/routes.py
+++ b/app/plugins/builtins/dms/routes.py
@@ -29,6 +29,7 @@ from app.deps import get_current_user, require_permission
 from app.plugins.builtins.dms.common import (  # noqa: F401
     ALLOWED_MIME_PREFIXES,
     BLOCKED_EXTENSIONS,
+    CHUNK_SIZE,
     MAX_FILE_SIZE,
     OFFICE_EXTENSIONS,
     _file_storage_path,
diff --git a/app/plugins/builtins/dms/search_bulk_routes.py b/app/plugins/builtins/dms/search_bulk_routes.py
index a4faee9..d4f74ad 100644
--- a/app/plugins/builtins/dms/search_bulk_routes.py
+++ b/app/plugins/builtins/dms/search_bulk_routes.py
@@ -86,7 +86,7 @@ async def shared_with_me(
     file_ids = {p.file_id for p in perms}
 
     if not file_ids:
-        return {"items": [], "total": 0}
+        return []
 
     query = select(DmsFile).where(
         DmsFile.tenant_id == tenant_id,
diff --git a/tests/test_p1_6_dms_streaming.py b/tests/test_p1_6_dms_streaming.py
index 4c8e576..04901f0 100644
--- a/tests/test_p1_6_dms_streaming.py
+++ b/tests/test_p1_6_dms_streaming.py
@@ -14,7 +14,7 @@ from unittest.mock import AsyncMock, MagicMock
 import pytest
 
 from app.core.storage import LocalStorage, StorageBackend
-from app.plugins.builtins.dms.routes import _sanitize_filename
+from app.plugins.builtins.dms.routes import CHUNK_SIZE, _sanitize_filename
 
 
 class TestSanitizeFilename: