I would add that if you have the space go taller than 6 feet.
I think many of us have height issues at some point.
Yes you can learn to grow shorter for sure with different techniques(Nebula has many excellent grows in small tents), but it also nice to have the option especially when learning
Todays powerful LEDs often require 20-24†from the canopy.
work backward.
Depending on what’s in your tent you might need 12+†at the top for lights etc. I would leave 30†in distance to canopy to be safe. Good size pots will be 12-16†high, pot risers for air if in fabric pots maybe 3-4†leaves room for only 1’ plants.