diff --git a/.gitignore b/.gitignore
index 66f404c..73d3d75 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 99-replicate
 99-podman-kode
 99-eulerpool
+99-doffin
diff --git a/99-doffin.example b/99-doffin.example
new file mode 100644
index 0000000..26cfe3e
--- /dev/null
+++ b/99-doffin.example
@@ -0,0 +1,5 @@
+# shellcheck shell=bash
+# Doffin API key
+# Copy to 99-doffin and fill in your key, then: chmod 700 99-doffin
+#require_private "${BASH_SOURCE[0]}"
+export DOFFIN_API_KEY=your-api-key-here