RecipeTopicRow

One topic anchored to a workstream recipe. Powers the V2 recipe-detail "Topics using this workstream" section (``WorkStreamDetailV2Page``). A topic is "using" a recipe when it is either directly anchored (``platform.topics.workstream_id``) or its most recent execution cycle ran that recipe (``workstreams.cycle.workstream_id``).

Field	Type	Description
`topic_id`required	`string (uuid)`	Topic UUID (links to /topics/{id}).
`title`required	`string`	Topic name.
`theme_color`required	`string`	Hex/CSS tint for the left colour bar.
`type`	`string \| null`	Topic type chip value.
`client_id`	`string (uuid) \| null`	Linked client UUID, if any.
`client_code`	`string \| null`	Linked client short code, if any.
`client_name`	`string \| null`	Linked client display name, if any.
`workstream_state`	`"created" \| "planning" \| "queued" \| "running" \| "paused" \| "blocked" \| "completed" \| "failed" \| "cancelled" \| "skipped" \| null`	Status of the topic's most recent execution cycle (running/completed/blocked/...). NULL if no cycle has run.
`workstream_label`	`string \| null`	Optional human label for the attached workstream state.
`updated_at`required	`string (date-time)`	Last update timestamp.