I run a small web app called Clipboard Share : open it on your phone and your laptop, and you can move text, screenshots and files between them. The one thing I wanted from day one was no pairing step . No account, no six-digit code, no QR scan. If two devices are on the same Wi-Fi, they should just find each other. This post is how that "room" works, with the actual code from the repo. Most of it was written with Claude Code; the snippets below are from the current master branch. ...