fix(cli): read Notion page titles by property type instead of name

cli/nao_core/commands/sync/providers/notion/provider.py

@@ -244,13 +244,13 @@ def extract_page_title(page: dict[str, Any], page_id: str) -> str:
     """Read a page's title from its properties, falling back to its ID."""
     properties = page.get("properties", {})
 
-    for prop_name in ["title", "Title", "Name", "name", "Page"]:
-        if prop_name in properties:
-            title_prop = properties[prop_name]
-            if title_prop.get("type") == "title":
-                title_array = title_prop.get("title", [])
-                if title_array:
-                    return "".join(t.get("plain_text", "") for t in title_array)
+    # Database rows name their title property freely (e.g. "Topic"), so match on the
+    # property type rather than a list of conventional names.
+    for title_prop in properties.values():
+        if title_prop.get("type") == "title":
+            title_array = title_prop.get("title", [])
+            if title_array:
+                return "".join(t.get("plain_text", "") for t in title_array)
 
     return page_id
 

cli/tests/nao_core/commands/sync/test_notion_provider.py

@@ -12,6 +12,7 @@
 from nao_core.commands.sync.providers.notion.provider import (
     NotionSyncProvider,
     extract_notion_id,
+    extract_page_title,
     extract_view_id,
     markdown_filename,
     render_document,
@@ -113,6 +114,23 @@ def test_extract_notion_id_prefers_the_object_over_the_view():
     assert extract_notion_id(url) == "35e5f0e8a00080c69a81ef456a2b174b"
 
 
+def test_extract_page_title_reads_a_custom_named_title_property():
+    page = {
+        "properties": {
+            "Owner": {"type": "people", "people": []},
+            "Topic": {"type": "title", "title": [{"plain_text": "Basic "}, {"plain_text": "Knowledge"}]},
+        }
+    }
+
+    assert extract_page_title(page, "35e5f0e8a00080c69a81ef456a2b174b") == "Basic Knowledge"
+
+
+def test_extract_page_title_falls_back_to_the_id_when_the_title_is_empty():
+    page = {"properties": {"Topic": {"type": "title", "title": []}}}
+
+    assert extract_page_title(page, "35e5f0e8a00080c69a81ef456a2b174b") == "35e5f0e8a00080c69a81ef456a2b174b"
+
+
 @pytest.mark.parametrize(
     "title",
     ["Schema: Orders", "# Draft", "true", "2026-01-01", "- dash", '"quoted"', "value #comment"],