Is there a working instruction to give the user ssh access to only one folder "/var/www/html/direcorty"?

Question

SSH

Hello, I can’t find a working and at the same time understandable instruction so that you can create a user and give him access to read create edit to only one folder /var/www/html/direcory via SSH. So that the user could not even leave this folder.
Thanks in advance!

Answer 1

Make /var/www/html/direcory the user's home directory.
Give the user SSH access.
Everything.

Answer 2

Use ssh chroot jail. For example this instruction