Add a role for 2ship2harkinian (Majora's Mask PC port).

nix/steam_deck/configuration/home.nix

@@ -7,6 +7,7 @@
 }:
 {
   imports = [
+    ./roles/2ship2harkinian
     ./roles/graphics
     ./roles/shipwright
     ./roles/steam_rom_manager

nix/steam_deck/configuration/hosts/deck/default.nix

@@ -10,6 +10,7 @@
 
   config = {
     me.graphical = true;
+    me.ship2harkinian.enable = true;
     me.shipwright.enable = true;
     me.steam_rom_manager.enable = false; # Steam rom manager UI does not render. I think it wants to be in an AppImage.
   };

nix/steam_deck/configuration/roles/2ship2harkinian/default.nix

@@ -0,0 +1,43 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+{
+  imports = [ ];
+
+  options.me = {
+    ship2harkinian.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      example = true;
+      description = "Whether we want to install 2ship2harkinian.";
+    };
+  };
+
+  config = lib.mkIf config.me.ship2harkinian.enable (
+    lib.mkMerge [
+      {
+        allowedUnfree = [ "2ship2harkinian" ];
+      }
+      (lib.mkIf config.me.graphical {
+        home.packages = with pkgs; [
+          (config.lib.nixGL.wrap _2ship2harkinian)
+        ];
+
+        # TODO perhaps install ~/.local/share/2ship/2ship2harkinian.json
+
+        home.persistence."/home/deck/.persist" = {
+          directories = [
+            {
+              directory = ".local/share/2ship";
+              method = "symlink";
+            }
+          ];
+        };
+      })
+    ]
+  );
+}