added home manager package

flake.nix

@@ -52,5 +52,24 @@
           };
         };
       });
+
+      homeManagerModules.default = { config, lib, pkgs, ... }:
+        with lib;
+        let
+          cfg = config.programs.swaytreesave;
+        in {
+          options.programs.swaytreesave = {
+            enable = mkEnableOption "swaytreesave";
+            package = mkOption {
+              type = types.package;
+              default = self.packages.${pkgs.system}.default;
+              description = "The swaytreesave package to use.";
+            };
+          };
+
+          config = mkIf cfg.enable {
+            home.packages = [ cfg.package ];
+          };
+        };
     };
 }