{
        description = "Nidus sync";

        inputs = {
                nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
                flake-utils.url = "github:numtide/flake-utils";
                proj.url = "github:Gleipnir-Technology/proj";
        };

        outputs = { self, nixpkgs, flake-utils, proj }:
                flake-utils.lib.eachDefaultSystem (system:
                        let
                                pkgs = nixpkgs.legacyPackages.${system};
                                # Override pkgs.proj with your custom proj
                                customPkgs = pkgs // {
                                        proj = proj.packages.${system}.default;
                                };
                                package = import ./default.nix { pkgs = customPkgs; };
                        in
                        {
                                packages.default = package;
                                packages.nidus-sync = package;

                                # Development shell configuration
                                devShells.default = pkgs.mkShell {
                                        buildInputs = [
                                                pkgs.air
                                                pkgs.autoprefixer
                                                pkgs.dart-sass
                                                pkgs.go
                                                pkgs.goose
                                                pkgs.gotools
                                                pkgs.lefthook
                                                pkgs.pkg-config
                                                pkgs.prettier
                                                pkgs.prettier-plugin-go-template
                                                proj.packages.${system}.default
                                                pkgs.watchexec
                                        ];
                                };
                        }
                );
}