[NixOS] Flakes sort of working

nixos/flake.nix

@@ -0,0 +1,34 @@
+{
+  inputs = {
+    nixpkgs = {
+      url = github:IvanMalison/nixpkgs/my-unstable;
+    };
+    taffybar = {
+      url = path:../dotfiles/config/taffybar/taffybar;
+    };
+    xmonad-contrib = {
+      url = path:../dotfiles/config/xmonad/xmonad-contrib;
+    };
+    xmonad = {
+      url = path:../dotfiles/config/xmonad/xmonad;
+    };
+    nixos-hardware.url = github:nixos/nixos-hardware;
+  };
+  outputs = { self, nixpkgs, nixos-hardware, taffybar, xmonad, xmonad-contrib }:
+  let tweaks = ({...}: {
+    nix.registry.nixpkgs.flake = nixpkgs;
+    nixpkgs.overlays = [ taffybar.overlay xmonad.overlay xmonad-contrib.overlay ];
+  });
+  in
+  {
+    nixosConfigurations = {
+      ryzen-shine = nixpkgs.lib.nixosSystem {
+        system = "x86_64-linux";
+        modules = [ tweaks ./machines/ryzen-shine.nix ];
+      };
+      biskcomp = nixpkgs.lib.nixosSystem {
+        modules = [ tweaks ./machines/biskcomp.nix ];
+      };
+    };
+  };
+}