diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..23fd917
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+python3 -m venv .venv
+source ./.venv/bin/activate
+unset PS1
diff --git a/.gitignore b/.gitignore
index a258834..1e6d0ea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 .secrets.cfg*
+.venv
diff --git a/.python-version b/.python-version
new file mode 100644
index 0000000..a5c4c76
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.9.0
diff --git a/bin/script-template b/bin/script-template
new file mode 100755
index 0000000..88ad260
--- /dev/null
+++ b/bin/script-template
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+from bundlewrap.repo import Repository
+from os.path import realpath, dirname
+
+repo = Repository(dirname(dirname(realpath(__file__))))
+domains = set()
+
+for node in repo.nodes:
+    domains.update(
+        set(node.metadata.get('opendkim/domains', []))
+    )
+
+print(domains)
+
+# Do in Metaproc
diff --git a/bundles/l4d2/metadata.py b/bundles/l4d2/metadata.py
index d5294e3..c3b4514 100644
--- a/bundles/l4d2/metadata.py
+++ b/bundles/l4d2/metadata.py
@@ -2,6 +2,6 @@
 def steam(metadata):
     return {
         'steam': {
-            222860: 'l4d2',
+            '222860': 'l4d2',
         },
     }
diff --git a/nodes/home.backups.py b/nodes/home.backups.py
index 0967ef4..3a24e7c 100644
--- a/nodes/home.backups.py
+++ b/nodes/home.backups.py
@@ -1 +1,3 @@
-{}
+{
+    'metadata': {},
+}
diff --git a/nodes/htz.games.py b/nodes/htz.games.py
index 11ccb41..2033dac 100644
--- a/nodes/htz.games.py
+++ b/nodes/htz.games.py
@@ -3,4 +3,5 @@
         'steam',
         'l4d2',
     ],
+    'metadata': {},
 }
diff --git a/requirements.txt b/requirements.txt
index 0aa2c10..93d2099 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,2 @@
 bundlewrap>=4.8.0
+PyNaCl