diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..4a4726a
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use_nix
diff --git a/.gitignore b/.gitignore
index d344ba6..95b863a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 config.json
+node_modules
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..d8ae26e
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,8 @@
+with import <nixpkgs> {};
+stdenv.mkDerivation {
+  name = "node";
+  buildInputs = [ nodejs ];
+  shellHook = ''
+    export PATH="$PWD/node_modules/.bin/:$PATH"
+  '';
+}