Almost add flake building

flake.nix

@@ -1,8 +1,9 @@
 {
   description = "Standard images that Greg wants to build";
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     flake-parts.url = "github:hercules-ci/flake-parts";
+    nix2container.url = "github:nlewo/nix2container";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
   };
 
   outputs =
@@ -26,10 +27,16 @@
           system,
           ...
         }:
+        let
+            lib' = import ./lib { inherit (pkgs) lib; };
+        in
         {
-          _module.args.pkgs = import nixpkgs {
-            inherit system;
-            config.allowUnfree = true;
+          _module.args = {
+            pkgs = import nixpkgs {
+                inherit system;
+                config.allowUnfree = true;
+            };
+            lib = lib';
           };
           packages =
             let