title: why is the slug not saved in Strapi?
body: <p>there is a video content type field in which there is a link slug, and when a new video is created, in the get request we get a null slug. tell me what's the matter. didn't install slugify</p>
  <p><a href="https://docs.strapi.io/developer-docs/latest/guides/slug.html" rel="nofollow noreferrer">docs</a></p>
  <p><a href="https://i.stack.imgur.com/CiuG9.png" rel="nofollow noreferrer">strapi img</a></p>
  <p><a href="https://i.stack.imgur.com/dwTeY.png" rel="nofollow noreferrer">get img</a></p>