added otter module

flake.nix

@@ -15,6 +15,11 @@
       url = "github:kuokuo123/otter-launcher";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    gotify-desktop = {
+      url = "github:voidarclabs/gotify-desktop";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    sls-steam.url = "github:AceSLS/SLSsteam";
 
     # Flake parts
     flake-parts.url = "github:hercules-ci/flake-parts";

modules/features/otter-launcher/default.nix

@@ -3,6 +3,15 @@
   inputs,
   ...
 }: {
+  flake.nixosModules.otter-launcher = {
+    pkgs,
+    lib,
+    ...
+  }: {
+    environment.systemPackages = [
+      self.packages.${pkgs.stdenv.hostPlatform.system}.otter-launcher
+    ];
+  };
   perSystem = {
     pkgs,
     lib,