portable server with embedded for musl has different feature

flake.nix

@@ -10,18 +10,19 @@
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
+        portableServer = import ./packaging/musl {
+          inherit pkgs;
+          source = self;
+          version = "0.8.41";
+        };
       in
       {
+        packages = pkgs.lib.optionalAttrs (system == "x86_64-linux") {
+          portable-server = portableServer;
+        };
+
         devShells.default = pkgs.mkShell {
-          LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [
-            pkgs.openssl
-            pkgs.krb5
-            pkgs.lz4
-            pkgs.zstd
-            pkgs.libxml2_13.out
-            pkgs.zlib
-            pkgs.readline
-          ];
+          LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [ pkgs.openssl ];
 
           buildInputs = with pkgs; [
             mermaid-cli
@@ -51,12 +52,6 @@
             # OpenSSL for crypto dependencies
             openssl
             openssl.dev
-            krb5
-            lz4
-            zstd
-            libxml2_13.out
-            zlib
-            readline
             
             # PostgreSQL for sqlx
             postgresql