Build failed with 2 errors:
cdn:https://cdn.jsdelivr.net/npm/https://cdn.skypack.dev/three/+esm:1:8: ERROR: Expected ";" but found "URL"
cdn:https://cdn.jsdelivr.net/npm/https://cdn.skypack.dev/three/examples/jsm/objects/Sky.js/+esm:1:8: ERROR: Expected ";" but found "URL"