feat: update collaborator assignment in CollaborationSessionSchema

- Changed the logic for assigning collaborators in the CollaborationSessionSchema to use participant IDs from the scheduleDate instead of the current user's ID.
- This update enhances the collaboration functionality by ensuring that all relevant participants are included in the session.

src/CollaborationSession/collaborationsession.schema.ts

@@ -146,7 +146,7 @@ export class CollaborationSessionSchema extends PothosSchema {
                 scheduleDateId: scheduleDate.id,
                 // assign chat room
                 chatRoomId: chatRoom.id,
-                collaboratorsIds: [ctx.http.me.id],
+                collaboratorsIds: [...scheduleDate.participantIds],
               },
             })
             // case after start time and before end time, mark as late