Build broken on Skypack (and possibly also unpkg)

I want to try out the analyzer and I tried importing it form skypack and unpkg, and it's failing.

See: https://cdn.skypack.dev/error/build:@custom-elements-manifest/analyzer@v0.6.3-KzrCMF8r5dCxOfOpGh6Q

/*
 * [Package Error] "@custom-elements-manifest/analyzer@v0.6.3" could not be built. 
 *
 *   [1/5] Verifying package is valid…
 *   [2/5] Installing dependencies from npm…
 *   [3/5] Building package using esinstall…
 *   Running esinstall...
 *   Failed to load node_modules/@custom-elements-manifest/analyzer/index.js
 *     Unexpected token (1:0) in @custom-elements-manifest/analyzer/index.js
 *   Install failed.
 *   Install failed.
 *
 * How to fix:
 *   - If you believe this to be an error in Skypack, file an issue here: https://github.com/skypackjs/skypack-cdn/issues
 *   - If you believe this to be an issue in the package, share this URL with the package authors to help them debug & fix.
 *   - Use https://skypack.dev/ to find a web-friendly alternative to find another package.
 */

On unpkg:

https://unpkg.com/browse/@custom-element-manifest/analyzer/

Cannot find package @custom-element-manifest/analyzer@latest

open-wc / custom-elements-manifest

Build broken on Skypack (and possibly also unpkg) #179