Method upload

apps/web/ui/MessageForm/index.tsx:43–43

(files: File[])

  onMessageChange?(message: string): void;
  fetchMentions(term?: string): Promise<SerializedUser[]>;
  upload?(files: File[]): Promise<any>;
  useUsersContext(): any;
  onCloseThread?(): void;
  onReopenThread?(): void;