/** * Removes all keys from `T` whose names contain any of the strings in `K` * as a substring (prefix, suffix, or exact match). * Used internally to narrow the set of available content-type methods on the * response builder after one has already been called. */ export type OmitAll = { [P in keyof T as P extends `${string}${K[number]}${string}` ? never : P]: T[P]; };