when loading @ucanto/core through skypack.dev "TypeError: The specifier “@ucanto/interface” was a bare specifier, but was not remapped to anything"

[gobengo]

https://observablehq.com/d/de1d4c6cac193f23

It worked in 5.x https://observablehq.com/@gobengo/w3up-ucanto

[gobengo]

I thinkt hat back in 5.x, the src/lib.js for core didn't try to export * from @ucanto/interface. https://github.com/web3-storage/ucanto/blob/core-v5.2.0/packages/core/src/lib.js