❯ coder template push --variable=var.BAR=bar testfoo   
version mismatch: client v0.21.2+872037b, server v0.22.0+3ff2ae1                                                          
download the server version with: 'curl -L https://coder.com/install.sh | sh -s -- --version 0.22.0'
> Upload "."? (yes/no) yes
✔ Queued [435ms]
✔ Adding README.md... [0ms]
✔ Setting up [8ms]
✔ Parsing template parameters [13ms]
✘ Cleaning Up [9ms]
                                                            
  This template has required variables! They are scoped to  
  the template, and not viewable after being set.           

var.BAR
> Enter a value: ^C

--variable=var.NAME=value

--variable=NAME=value