add default package

flake.nix

@@ -13,7 +13,7 @@
   (utils.lib.eachSystem (utils.lib.defaultSystems) ( system:
   let
     pkgs = nixpkgs.legacyPackages.${system};
-  in
+  in rec
   {
     devShells.default = pkgs.mkShell {
       packages = with pkgs; [
@@ -35,17 +35,20 @@
         cp -r static $out/
         '';
     };
-      checks = let
-        checkArgs = {
-          pkgs = pkgs;
-          inherit self;
-        };
-      in {
-        zineshop = import ./test/test.nix checkArgs;
+
+    packages.default = packages.zineshop;
+
+    checks = let
+      checkArgs = {
+        pkgs = pkgs;
+        inherit self;
       };
+    in {
+      zineshop = import ./test/test.nix checkArgs;
+    };
 
     })) {
-
+    
     nixosModules.zineshop = { config, lib, pkgs, ... }:
       let
         cfg = config.services.zineshop;