feat: add a shell.nix

to easily get the environment.

Author: Matthieu Coudron

shell.nix

@@ -0,0 +1,22 @@
+let
+  nixpkgsRev = "e9158eca70ae59e73fae23be5d13d3fa0cfc78b4";
+
+  nixpkgs = builtins.fetchTarball {
+      name = "nixos-unstable";
+      url = "https://github.com/nixos/nixpkgs/archive/${nixpkgsRev}.tar.gz";
+      sha256 = "0cnmvnvin9ixzl98fmlm3g17l6w95gifqfb3rfxs55c0wj2ddy53";
+  };
+  pkgs = import nixpkgs { };
+
+  rubyEnv = pkgs.ruby.withPackages(p: with p; [ nokogiri ]);
+in
+pkgs.mkShell {
+
+  name = "neovim-website";
+  buildInputs = with pkgs; [ bundler rubyEnv libxml2 ];
+
+  shellHook = ''
+    echo "bundle install --path .bundle"
+    echo "bundle exec jekyll build --verbose"
+  '';
+}