Function saveMessageInputDraftV2

src/lib/message-input-draft.ts:230–239

(
  draftKey: string,
  doc: JSONContent
)

 * deferred write that later fails cannot lose the draft.
 */
export function saveMessageInputDraftV2(
  draftKey: string,
  doc: JSONContent
): void {
  draftDocCache.set(draftKey, doc)
  if (typeof window === "undefined") return

  pendingPersistDocs.set(draftKey, doc)
  scheduleDraftPersistence()
}

export function clearMessageInputDraftV2(draftKey: string): void {
  draftDocCache.delete(draftKey)