treewide: add product info to OCI OS images

Add the product info to the OCI OS image config.

Change-Id: I70c572f2698c8d8bb0edc0ba969d8c6b37ae4c00
Reviewed-on: https://review.monogon.dev/c/monogon/+/4193
Reviewed-by: Tim Windelschmidt <tim@monogon.tech>
Tested-by: Jenkins CI
diff --git a/osbase/oci/osimage/test_product_info.json b/osbase/oci/osimage/test_product_info.json
new file mode 100644
index 0000000..ba6096f
--- /dev/null
+++ b/osbase/oci/osimage/test_product_info.json
@@ -0,0 +1,10 @@
+{
+	"id": "testos",
+	"name": "Test OS",
+	"version": "0.0.0",
+	"variant": "x86_64",
+	"architecture": "x86_64",
+	"commit_hash": "",
+	"commit_date": "",
+	"build_tree_dirty": false
+}