Fix schedule builder by adding missing fields

backend/api/schedule/types/schedule_item.py

@@ -3,6 +3,7 @@
 from participants.models import Participant as ParticipantModel
 from typing import TYPE_CHECKING
 from api.languages.types import Language
+from api.permissions import IsStaffPermission
 from datetime import datetime
 from typing import Annotated
 from api.schedule.types.schedule_item_user import ScheduleItemUser
@@ -37,6 +38,9 @@ class ScheduleItem:
 
     abstract: str
     elevator_pitch: str
+    talk_manager: ScheduleItemUser | None = strawberry.field(
+        permission_classes=[IsStaffPermission]
+    )
 
     @strawberry.field
     def has_limited_capacity(self) -> bool:

backend/custom_admin/src/components/fragments/schedule-item.graphql

@@ -20,4 +20,8 @@ fragment ScheduleItemFragment on ScheduleItem {
   keynote {
     ...KeynoteFragment
   }
+  talkManager {
+    id
+    fullname
+  }
 }

backend/custom_admin/src/components/schedule-builder/item.tsx

@@ -82,10 +82,8 @@ export const ScheduleItemCard = ({ item, duration }) => {
           </span>
         </li>
       )}
-      <li class="pt-2">
-        <span>
-          [TM: {item.talk_manager.fullname || item.talk_manager.email}]
-        </span>
+      <li className="pt-2">
+        <span>[TM: {item.talkManager?.fullname}]</span>
       </li>
       <li className="pt-2">
         <Button onClick={openEditLink}>Edit</Button>