add z

modules/environment/user-impermanence.nix

@@ -19,6 +19,7 @@ with lib; {
         inherit name;
         value.home.persistence.default = {
           persistentStoragePath = "/persistent/home/${name}";
+          allowOther = true;
         };
       })
       config.environment.impermanence.users);

programs/shell/fish/home-manager.nix

@@ -1,5 +1,8 @@
 {...}: {
-  imports = [./tide.nix];
+  imports = [
+    ./tide.nix
+    ./z.nix
+  ];
   programs.fish = {
     enable = true;
   };

programs/shell/fish/z.nix

@@ -0,0 +1,11 @@
+{pkgs, ...}: {
+  programs.fish.plugins = with pkgs.fishPlugins; [
+    {
+      name = "z";
+      src = z.src;
+    }
+  ];
+  home.persistence.default.directories = [
+    ".local/share/z"
+  ];
+}