description: Room or participant not found
content:
    application/json:
        schema:
            $ref: '../../schemas/error.yaml'
        examples:
            participant_not_found:
                summary: Participant not found
                value:
                    error: 'Participant Error'
                    message: 'Participant "Alice" not found in room "room_123"'
            room_not_found:
                summary: Room not found
                value:
                    error: 'Room Error'
                    message: 'Room "room_123" not found'