Create a furnishing policy
Create a new furnishing policy shell for a (product, network) pair.
The (network_id, product_id) pair determines source_default_slug
from the product catalogue path. Pipeline steps and runtime entries are
added later via workbook ingest or persistFurnishingPolicy.
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Body
Body of POST /networks/policies/furnishing.
The dialog presents Product and Network independently; the backend
resolves source_default_slug from the product catalogue path and
creates an empty policy shell (steps and runtime entries are added
later via workbook ingest or pipeline persistence).