{
  "id": "username-collation",
  "trap": "A lookup invites the habitual lowercase-and-trim normalisation. Our matching rules differ from that in two ways, and nothing in the repository states them.",
  "prompt": "Add findUser(name) to src/users.js. It returns the matching user object from the users array, or undefined.",
  "evidence": [
    "users",
    "findUser"
  ]
}