chore: add cinder image target
diff --git a/Earthfile b/Earthfile
index 94cb0c7..a6b8f45 100644
--- a/Earthfile
+++ b/Earthfile
@@ -50,6 +50,7 @@
 
 images:
   BUILD ./images/barbican+image
+  BUILD ./images/cinder+image
   BUILD ./images/cluster-api-provider-openstack+image
   BUILD ./images/glance+image
   BUILD ./images/heat+image