{ inputs.nix-npm-buildpackage.url = "github:serokell/nix-npm-buildpackage"; outputs = { self, nix-npm-buildpackage }: { packages.x86_64-linux.default = nix-npm-buildpackage.legacyPackages.x86_64-linux.buildYarnPackage { src = ./.; postBuild = '' yarn install --production --ignore-scripts --prefer-offline ''; postInstall = "rm $out/bin/yarn"; }; }; }