zsh func updates

zsh/.zshenv

@@ -15,6 +15,9 @@ export GOPATH=~/go
 
 export TZ=America/Kentucky/Louisville
 
+export AWS_REGION=us-west-2
+export REPO_OVERLAY_DIR=~/repos/repo-overlays/overlays
+
 # doesn't work on arch for tmux
 #path+=(~/bin)
 #path+=(~/.local/bin)
@@ -24,7 +27,6 @@ export TZ=America/Kentucky/Louisville
 export TMPDIR=/var/tmp
 
 export BROWSER=open_browser.sh
-export TF_PLUGIN_CACHE_DIR=~/.local/state/tofu
 
 # With ghostty + tmux + nvim, having this autoset to 'truecolor' has a weird effect
 # unset COLORTERM