add poweshell

home/default.nix

@@ -12,6 +12,7 @@
           ./direnv.nix
           ./zellij.nix
           # ./nushell.nix (intergrates extremely poorly with the system)
+          ./powershell.nix
         ];
       };
       common-linux = {

home/powershell.nix

@@ -0,0 +1,21 @@
+{ pkgs, ... }:
+
+# TODO: Upstream as home-manager module: https://github.com/nix-community/home-manager/issues/2890
+#
+# FIXME: Powershell launch is quite slow, on macOS. So not using it as default shell.
+{
+  home.packages = with pkgs; [
+    powershell
+  ];
+
+  home.file.".config/powershell/Microsoft.PowerShell_profile.ps1".text = ''
+    # starship
+    Invoke-Expression (&starship init powershell)
+
+    # zoxide
+    Invoke-Expression (& {
+        $hook = if ($PSVersionTable.PSVersion.Major -lt 6) { 'prompt' } else { 'pwd' }
+        (zoxide init --hook $hook powershell | Out-String)
+    })
+  '';
+}