ConditionalFormattingTextOperator
Alpha API. Initial API, highly likely to change outside SemVer. Don’t build on it in production.
Substring operators specific to conditional formatting. No existing SDK enum covers text matching (attribute filters are element-based IN/NOT_IN), so these are CF-specific.
export type ConditionalFormattingTextOperator = "CONTAINS" | "NOT_CONTAINS" | "STARTS_WITH" | "NOT_STARTS_WITH" | "ENDS_WITH" | "NOT_ENDS_WITH";