Yup, using my Samsung S9 along with a product called Uperfect X. Loaded up nodeJS, vuejs even python using Termux. then used VScode. Has busybox, so most cmds are there. No root either.

Here's a nice article outlining these hdmi/keyboard shell laptops

https://liliputing.com/2021/11/5-laptop-docks-that-let-you-u...