flake reorg

nix/package.nix

@@ -0,0 +1,34 @@
+{ stdenv
+, rustPlatform
+, libsodium
+, pkg-config
+, lib
+, rust-bin
+,
+}:
+let
+  inherit (lib.sources) sourceByRegex;
+  inherit (builtins) fromTOML readFile;
+  src = sourceByRegex ../. [ "Cargo.*" "(src)(/.*)?" ];
+  cargoPackage = (fromTOML (readFile ../Cargo.toml)).package;
+in
+rustPlatform.buildRustPackage rec {
+  pname = cargoPackage.name;
+  inherit (cargoPackage) version;
+
+  inherit src;
+
+  buildInputs = [
+    libsodium
+  ];
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  doCheck = false;
+
+  cargoLock = {
+    lockFile = ../Cargo.lock;
+  };
+}