env: enable ZELLIJ_AUTO_ATTACH

.config/shell/env

@@ -32,6 +32,9 @@ doom_bin_dir="${XDG_DATA_HOME:-$HOME/.config}/emacs/bin"
 if [ -d "$doom_bin_dir" ]; then export PATH="$PATH:$doom_bin_dir"; fi
 unset doom_bin_dir
 
+# Tell zellij to auto attach by default instead of opening a new session
+export ZELLIJ_AUTO_ATTACH=true
+
 # Shell to use for commands like `nix-shell -p` (use zsh if using zsh)
 if test -n "${ZSH_VERSION:-}"; then
    export NIX_BUILD_SHELL=zsh