Add flake

default.nix

@@ -1,4 +1,4 @@
-{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/405d762a1a05ffed2ac820eb4bae4bc49bc3abf2.tar.gz") {}
+{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/2ebb6c1e5ae402ba35cca5eec58385e5f1adea04.tar.gz") {}
 }:
 
 let

flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1646588256,
+        "narHash": "sha256-ZHljmNlt19nSm0Mz8fx6QEhddKUkU4hhwFmfNmGn+EY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2ebb6c1e5ae402ba35cca5eec58385e5f1adea04",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2ebb6c1e5ae402ba35cca5eec58385e5f1adea04",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,13 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs?rev=2ebb6c1e5ae402ba35cca5eec58385e5f1adea04";
+  };
+
+  outputs = { self, nixpkgs }:
+  {
+    packages."x86_64-linux".default =
+      let
+        pkgs = nixpkgs.legacyPackages."x86_64-linux";
+      in pkgs.callPackage ./default.nix {};
+  };
+}