We should only do this once for each of the video types (c3voc/youtube) when they are being set for the first time, and if both are set at once we should send a single email announcing both.
It would be good to have this in place before we start publishing the 2024 videos as it's a lot of work to do manually.
VOC set the video URL's using an API when the videos have been published. We should email speakers when this is used to inform them that their video is now up, and where it is: https://github.com/emfcamp/Website/blob/main/apps/api/schedule.py#L32
We should only do this once for each of the video types (c3voc/youtube) when they are being set for the first time, and if both are set at once we should send a single email announcing both.
It would be good to have this in place before we start publishing the 2024 videos as it's a lot of work to do manually.