Place LangBot branding above DingTalk card content

src/langbot/libs/dingtalk_api/a2ui.py

@@ -122,7 +122,7 @@ def text_card_components() -> list[dict[str, typing.Any]]:
         {
             'id': 'root',
             'component': 'Column',
-            'children': ['content', 'langbot-brand'],
+            'children': ['langbot-brand', 'content'],
             'gap': 8,
         },
         {

src/langbot/pkg/platform/adapters/dingtalk/interaction.py

@@ -150,7 +150,7 @@ def _build_interaction_messages(
         )
         children.append(button_id)
 
-    children.append('langbot-brand')
+    children.insert(0, 'langbot-brand')
     components.extend(brand_components())
     components.insert(0, {'id': 'root', 'component': 'Column', 'children': children, 'gap': 12})
     return {'form': form}, components, field_types

src/langbot/pkg/platform/sources/dingtalk.py

@@ -520,7 +520,7 @@ def _dingtalk_a2ui_form(
                 ]
             )
             children.append(button_id)
-    children.append('langbot-brand')
+    children.insert(0, 'langbot-brand')
     components.extend(brand_components())
     return data, components