Function onSubmit

src/components/NewPostDialog.tsx:75–84

(event: React.FormEvent<HTMLFormElement>)

  };

  const onSubmit = (event: React.FormEvent<HTMLFormElement>) => {
    event.preventDefault();
    const formData = new FormData(event.currentTarget);
    const title = formData.get('title');
    execute({
      title: title?.toString() || '',
      content: value,
      tags,
    });
  };

  const addTag = (event: React.KeyboardEvent<HTMLInputElement>) => {
    if (event.key === ',') {