not sure yet, nix flake...

flake.nix

@@ -0,0 +1,59 @@
+{
+  description = "RingOfStorms's Neovim configuration using nix flake for portability";
+  # Nixpkgs / NixOS version to use.
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-unstable";
+    flake-utils = {
+      url = "github:numtide/flake-utils";
+      # inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, ... }:
+    {
+      # TODO any non each system attributes here
+    } // flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+        };
+
+        # TODO
+        # cpsell = pkgs.nodePackages.cpsell;
+
+        source = nixpkgs.lib.cleanSourceWith {
+          src = self;
+          filter = name: type:
+            let
+              base = baseNameOf name;
+            in
+            nixpkgs.lib.cleanSourceFilter
+              name
+              type && (base != ".git") && (base != "flake.nix") && (base != "flake.lock");
+        };
+      in
+      {
+        # defaultPackage = pkgs.neovim;
+        defaultPackage = pkgs.stdenv.mkDerivation {
+          name = "nvim";
+          nativeBuildInputs = with pkgs; [ makeWrapper rsync ];
+          buildInputs = with pkgs; [ neovim ];
+
+          unpackPhase = ":";
+          installPhase = ''
+              mkdir -p $out/bin
+              cp ${pkgs.neovim}/bin/nvim $out/bin/nvim
+              wrapProgram $out/bin/nvim --run "
+                export XDG_CONFIG_HOME=$out/config
+
+              "
+              mkdir -p $out/share/nvim
+              rsync -a ${source}/ $out/share/nvim
+          '';
+          # ln -s ${cpsell}/bin/cpsell $out/bin/cpsell
+        };
+      });
+
+}
+
+