initial nix flake rewrite

flake.nix

@@ -0,0 +1,61 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    wfvm.url = "git+https://git.m-labs.hk/m-labs/wfvm";
+
+    # wfvm uses a very old branch of nixpkgs (2023-05-25)
+    wfvm.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      wfvm,
+    }:
+    let
+      # import nixpkgs
+      pkgs = (import nixpkgs {});
+    in
+    {
+      packages."${pkgs.system}".windows-vm = wfvm.lib.makeWindowsImage {
+        windowsImage = (pkgs.fetchurl {
+          url = "file:///home/primary/Downloads/tiny11.iso";
+          sha256 = "ea9cee512457c763484dbeaeee98caba8c2e69e0420bdae8c4508e31ad8ccd99";
+        });
+
+        installCommands = [
+          {
+            name = "execute oem bat";
+            script =
+              let
+                oem_bat = ./oem/install.bat;
+              in
+              ''
+                ln -s ${oem_bat} ./oem_bat.bat
+                win-put oem_bat.bat .
+                echo Running Oem Bat...
+                win-exec 'start /wait "" .\oem_bat.bat'
+                echo Oem Bat finished
+              '';
+          }
+          {
+            name = "execute powershell";
+            script =
+              let
+                powershell_oem = ./oem/powershell-stuff.ps1;
+              in
+              ''
+                ln -s ${powershell_oem} ./oem_ps.ps1
+                win-put oem_ps.ps1 .
+                echo Running Oem PS...
+                win-exec 'start /wait "" powershell -executionpolicy remotesigned -File .\oem_ps.ps1'
+                echo Oem powershell finished
+              '';
+          }
+
+        ];
+
+      };
+    };
+}