Register the authenticated user for the card waitlist

Request

• Base URL
  https://api.dre.app (the document declares no server; this is the origin it was published from)
• Auth
  HTTP bearer
• TypeScript
  https://skmtc.dev/dre/apis/dre-api/docs/cards/waitlist/post.ts

  A function with typed inputs. Its response is checked against the schema.