Feature for 4.14 does not work - clusters app failed to sync when the following siteconfig is used: 

extraManifests:
  searchPaths:
    - sno-extra-manifest/
  filter:
    inclusionDefault: include
    exclude:
      - 03-sctp-machine-config-worker.yaml
      - 03-sctp-machine-config-master.yaml

4.14

100%

1. Include the following configs in ZTP siteconfig

extraManifests:
  searchPaths:
    - sno-extra-manifest/
  filter:
    inclusionDefault: include
    exclude:
      - 03-sctp-machine-config-worker.yaml
      - 03-sctp-machine-config-master.yaml


2. Attempt to install spoke via ZTP with above config
3.

clusters app fails to sync

Error encountered: 

one or more synchronization tasks are not valid. Retrying attempt #5 at 1:03AM.

The Kubernetes API could not find ran.openshift.io/SiteConfig for requested resource cnfdf34/site-plan-cnfdf34. Make sure the "SiteConfig" CRD is installed on the destination cluster.

clusters app syncs successfully and install succeeds.