List store credit categories
Returns the configured store credit categories. Categories classify
store credits (e.g., “Goodwill”, “Gift Card”, “Refund”) and surface
in the admin UI as a dropdown when issuing or editing a store
credit. Category names matching Spree::Config[:non_expiring_credit_types]
are flagged via non_expiring: true.
Required scope: read_settings (for API-key authentication).
Authorizations
Secret API key for admin access
JWT token for admin user authentication
Headers
Bearer token for admin authentication
Query Parameters
Page number
Number of records per page
Filter by name (contains)
Sort by field. Prefix with - for descending (e.g., -created_at).
Comma-separated list of fields to include. id is always included.

