I personally just upload in a public post and then long-press the image preview in the compose view, then copy the link in a DM. Its a few more steps but its clear that the photo is not private, which is not possible on nostr yet
plugging nostr:npub1nxy4qpqnld6kmpphjykvx2lqwvxmuxluddwjamm4nc29ds3elyzsm5avr7 View All - Only
https://nostr.build/signup/new/
Please Login to reply.
This is how they do it 👀