{
  "fulfills": [{
    "role": "component:@sanity/base/rootComponent",
    "srcPath": "./src/components/DefaultLayout",
    "path": "./lib/components/DefaultLayout"
  }]
}

{
  "fulfills": [{
    "role": "component:@sanity/base/root",
    "srcPath": "./src/components/DefaultLayout",
    "path": "./lib/components/DefaultLayout"
  }]
}

Update root component role name
Update root component role name
