Moved dex to seperate file

systems/modules/home/programs/zsh.nix

@@ -2,6 +2,7 @@
 
 {
   home.file.".zsh/fastfetch.jsonc".source = ./fastfetch/config.jsonc;
+  home.file.".zsh/functions/dex.zsh".source = ./zsh/functions/dex.zsh;
 
   programs.zsh = {
     enable = true;
@@ -15,31 +16,7 @@
       # Use kitty's ssh helper if running inside kitty
       [ "$TERM" = "xterm-kitty" ] && alias ssh="kitty +kitten ssh"
 
-      dex() {
-        local container
-
-        container=$(
-          docker ps --format 'table {{.Names}}\t{{.Image}}\t{{.Status}}' \
-            | tail -n +2 \
-            | fzf \
-                --header='Select container' \
-                --height=80% \
-                --layout=reverse \
-                --border \
-                --preview 'docker logs -f --tail=30 {1} 2>&1' \
-                --preview-window='right,65%,follow,border-left' \
-            | awk '{print $1}'
-        )
-
-        [ -z "$container" ] && return 0
-        docker exec -it "$container" sh -c '
-          if command -v bash >/dev/null 2>&1; then
-            exec bash
-          else
-            exec sh
-          fi
-        '
-      }
+      source ~/.zsh/functions/dex.zsh
     '';
   };
 }