Output warnings and errors from webpack individually

[timmywil]

• Shows warnings even when resolving, to facilitate hints set to 'warning'
• Fixes Display bundle sizes after build #876 : Set performance.hints to 'warning' or 'error' in next.config.js

[timneutkens]

Do you have a screenshot for this? Curious how it looks.

[timmywil]

Sure.

Warning mode:

Error mode:

There's no colors, but this just allows next users to take advantage of existing functionality in webpack. It's the missing piece to hook up readable size budgets in PRs and/or integration branches. PR builds would properly fail in CI by setting hints to 'error', and warnings can be just that: warnings that don't cause a failure in CI.