switch to nushell

nixos/home/development/default.nix

···
 {
   imports = [
     (import ./android.nix {inherit config lib pkgs; })
-    (import ./eza.nix {inherit config lib pkgs; })
+    # (import ./eza.nix {inherit config lib pkgs; }) # disabled because of nushell
     (import ./git.nix { inherit config lib pkgs; })
     (import ./gradle.nix { inherit pkgs; })
     (import ./neovim.nix { inherit config lib pkgs; })

nixos/home/development/eza.nix

···
   programs.eza = {
     enable = true;
     enableZshIntegration = true;
+    enableNushellIntegration = true;
 
     icons = "auto";
     colors = "auto";

nixos/home/development/zsh.nix

···
     autocd = false;
   };
 
+  programs.nushell = {
+    enable = true;
+    settings = {
+      show_banner = false;
+      completions.external = {
+        enable = true;
+      };
+    };
+  };
+
   programs.pay-respects = {
     enable = true;
     enableZshIntegration = true;

nixos/hosts/bpavuk-nixos/default.nix

···
     description = "Bohdan";
     extraGroups = [ "networkmanager" "wheel" "kvm" "libvirtd" ];
     packages = with pkgs; [];
-    useDefaultShell = true;
+    shell = pkgs.nushell;
   };
 
   programs = {

nixos/hosts/common.nix

···
   # ZSH configuration
   programs.zsh.enable = true;
   users.defaultUserShell = pkgs.zsh;
-  environment.shells = with pkgs; [ zsh bash ];
   environment.pathsToLink = [ "/share/zsh" ];
+
+  environment.shells = with pkgs; [ zsh bash nushell ];
 
   # Linux firmware
   hardware.enableRedistributableFirmware = true;