diff --git a/README.org b/README.org
index 3e2abf2..944e3eb 100644
--- a/README.org
+++ b/README.org
@@ -1,2 +1,3 @@
 * ansible-homelab
 
+I use these to automate various tasks on the (mostly Debian) servers I run.
diff --git a/debian-update.yml b/debian-update.yml
index 46a32a1..afe9f85 100644
--- a/debian-update.yml
+++ b/debian-update.yml
@@ -1,5 +1,5 @@
 ---
-- hosts: all
+- hosts: servers 
   gather_facts: true
   become: true
 
diff --git a/inventory.yml b/inventory.yml
deleted file mode 100644
index 74fea37..0000000
--- a/inventory.yml
+++ /dev/null
@@ -1,15 +0,0 @@
----
-homelab:
-  hosts:
-    hyperreal.coffee:
-      ansible_user: jas
-      ansible_host: hyperreal.coffee
-      ansible_python_interpreter: /usr/bin/python3
-    aux-vm:
-      ansible_user: jas
-      ansible_host: 10.0.0.26
-      ansible_python_interpreter: /usr/bin/python3
-    box.moonshadow.dev:
-      ansible_user: jas
-      ansible_host: box.moonshadow.dev
-      ansible_python_interpreter: /usr/bin/python3
diff --git a/prometheus-setup.yml b/prometheus-setup.yml
new file mode 100644
index 0000000..157265f
--- /dev/null
+++ b/prometheus-setup.yml
@@ -0,0 +1,6 @@
+---
+- hosts: localhost
+  tasks:
+    - name: Import the Node Exporter role
+      import_role:
+        name: prometheus.prometheus.node_exporter
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..11ee9b0
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,13 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+with pkgs;
+
+mkShell {
+  buildInputs = [
+    ansible
+    ansible-lint
+  ];
+  shellHooks = ''
+    export LC_ALL="C.UTF-8"
+  '';
+}