feat: upgrade nixpkgs to 23.11

home/base/server/core.nix

@@ -67,7 +67,7 @@
 
     # A modern replacement for ‘ls’
     # useful in bash/zsh prompt, not in nushell.
-    exa = {
+    eza = {
       enable = true;
       enableAliases = true;
       git = true;

home/base/server/nushell/config.nu

@@ -71,7 +71,7 @@ let catppuccin_theme = {
 }
 
 # The default config record. This is where much of your global configuration is setup.
-let-env config = {
+$env.config = {
   color_config: $catppuccin_theme  # <-- this is the theme
   use_ansi_coloring: true
 

home/base/server/nushell/default.nix

@@ -4,7 +4,7 @@
     configFile.source = ./config.nu;
 
     extraConfig = ''
-      let-env PATH = ([
+      $env.PATH = ([
         "${config.home.homeDirectory}/bin"
         "${config.home.homeDirectory}/.local/bin"
         "${config.home.homeDirectory}/go/bin"