Treat the link like a password.
- Anyone who has it can open the chapters you tick below, and the key inside it can read every file in the planning repo through GitHub, so make a separate key just for this link.
- The key is in the part of the address after the
#. Browsers never send that part to a server, and the site removes it from the address bar after the first visit. - To cut someone off, delete that key in GitHub. Every link made from it stops working.
✓ The key works. Here is the link.