Googling this question gives a wide variety of results but I don’t see anyone actually asking or answering it so…wtf?
Long press, nothing but share, delete, archive, or add to album. No sync, download or anything of the sort. Is immich supposing it’s a one-way trip? What if I want a photo I backed up a year ago, I have to open the webui?
There’s a share button on the image to share to another app, and a download button as well if you just want to save to local storage.