Add shell.nix

shell.nix

@@ -0,0 +1,17 @@
+{ pkgs ? import <nixpkgs> { } }:
+
+let
+  myUpdateWeddingSite = pkgs.writeShellScriptBin "update-wedding-site" ''
+    ${pkgs.rsync}/bin/rsync -aP $HOME/.local/source/wedding-site/public ubuntu@chrishayward.xyz:/var/www/wedding
+  '';
+
+in
+with pkgs;
+mkShell {
+  buildInputs = [
+    pkgs.hugo
+    myUpdateWeddingSite
+  ];
+  shellHook = ''
+  '';
+}