spicetify: add testbed (#1625)

Link: https://github.com/nix-community/stylix/pull/1625

Reviewed-by: awwpotato <awwpotato@voidq.com>
Reviewed-by: NAHO <90870942+trueNAHO@users.noreply.github.com>

flake/dev/flake.lock

@@ -320,9 +320,33 @@
         "home-manager": "home-manager",
         "nixvim": "nixvim",
         "nvf": "nvf",
+        "spicetify-nix": "spicetify-nix",
         "treefmt-nix": "treefmt-nix"
       }
     },
+    "spicetify-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "dev-nixpkgs"
+        ],
+        "systems": [
+          "dev-systems"
+        ]
+      },
+      "locked": {
+        "lastModified": 1752381641,
+        "narHash": "sha256-R2iDZb94RosuCeuIukacZVVXxzWYr4jn/QI/ax15nW8=",
+        "owner": "Gerg-L",
+        "repo": "spicetify-nix",
+        "rev": "8f9fd947c52aa6adb6bafe72516eccf186708954",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Gerg-L",
+        "repo": "spicetify-nix",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,

flake/dev/flake.nix

@@ -161,6 +161,14 @@
       };
     };
 
+    spicetify-nix = {
+      url = "github:Gerg-L/spicetify-nix";
+      inputs = {
+        nixpkgs.follows = "dev-nixpkgs";
+        systems.follows = "dev-systems";
+      };
+    };
+
     treefmt-nix = {
       url = "github:numtide/treefmt-nix";
       inputs.nixpkgs.follows = "dev-nixpkgs";

modules/spicetify/testbeds/spicetify.nix

@@ -0,0 +1,24 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+{
+  stylix.testbed = {
+    # Spotify is not available on arm64.
+    enable = lib.meta.availableOn pkgs.stdenv.hostPlatform pkgs.spotify;
+
+    ui.command = {
+      text = lib.getExe config.programs.spicetify.spicedSpotify;
+    };
+  };
+
+  programs.spicetify.enable = true;
+
+  nixpkgs.config.allowUnfreePredicate =
+    pkg:
+    builtins.elem (lib.getName pkg) [
+      "spotify"
+    ];
+}

stylix/testbed/default.nix

@@ -24,6 +24,7 @@ let
           # modules for external targets
           inputs.nvf.nixosModules.default
           inputs.nixvim.nixosModules.nixvim
+          inputs.spicetify-nix.nixosModules.spicetify
         ];
       };
     in