Excludes the toolbar's own bundle from the JavaScript budget, raises the
development thresholds, and skips WRNexus UI and theme stylesheets when
measuring CSS coverage, so unminified development modules and framework
styles stop reading as application problems.
Pre-existing working-tree change, committed as-is rather than authored
here.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>