Changes to The backend-owned template variable catalog: every {{token}} the render pipeline knows, with label, description, applicable template types, and the sample value previews use. The editor's variable picker and autocomplete derive from this.

added the new optional query request parameter category

added the optional property items/categories to the response with the 200 status (media type: text/plain)

added the optional property items/categories to the response with the 200 status (media type: application/json)

added the optional property items/categories to the response with the 200 status (media type: text/json)

added the optional property items/smsSafe to the response with the 200 status (media type: text/plain)

added the optional property items/smsSafe to the response with the 200 status (media type: application/json)

added the optional property items/smsSafe to the response with the 200 status (media type: text/json)