ReadonlyagentReadonlypromptReadonlypromptThe prompt variant set id (e.g. coder-system).
ReadonlysettingsBacks the row's gear menu, whose "Reset Setting" reverts the selected variant to the default.
Optional ReadonlyvariantOptional display names per variant id, as shown in the chat mode switcher (an agent's
ChatMode names). Falls back to the fragment name and then the variant id.
The agent that owns this prompt variant set; the selection is stored per agent.