installer: refactor App interface
diff --git a/core/installer/values-tmpl/certificate-issuer-private.cue b/core/installer/values-tmpl/certificate-issuer-private.cue
index 5c67a84..4243f2c 100644
--- a/core/installer/values-tmpl/certificate-issuer-private.cue
+++ b/core/installer/values-tmpl/certificate-issuer-private.cue
@@ -5,6 +5,8 @@
 	}
 }
 
+namespace: "ingress-private"
+
 images: {}
 
 charts: {