diff --git a/packer.go b/packer.go
new file mode 100644
index 000000000..eecbddd7a
--- /dev/null
+++ b/packer.go
@@ -0,0 +1,8 @@
+// This is the main package for the `packer` application.
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("Hello, world.")
+}