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Clear one Custom Field value from a Trello card.
trello.clearCardCustomFieldValue removes one populated value from a card without deleting the field definition.
import { automation, onDashboardRun } from "automate.ax"
import { trello } from "automate.ax/trello"
export default automation("Clear Trello card estimate", () => {
onDashboardRun({ title: "Clear Trello card estimate" })
trello.clearCardCustomFieldValue({
card: "card-id",
customFieldId: "custom-field-id",
})
})
card as an ID, short link, or standard card URL and a stable customFieldId. Optional second argument { account } selects a Trello binding.
Returns Signal<{ cardId: string; cleared: true; customFieldId: string }>.