Error when publishing eSign package

Hi,

I’m publishing an eSign customization package in a sandbox (version ). The process validates successfully, then gives the following error on publication. Everything publishes OK without that package selected.
 

What does it mean?

[2025-04-22 23:34:06.571] npm run build failed with output:> screen@0.1.0 build> cross-env node --max_old_space_size=6144 --optimize_for_size --stack_size=6144 --trace-warnings ./node_modules/webpack/bin/webpack -- --env production --env tenant=[REDACTED] screenIds=SM202510Publishing customization FAILED