Features

• static evaluation understands undefined now
• reduce container entry code by a few chars
• use template literals when available and they make sense

Bugfixes

• handle singleton flag without requiredVersion in Module Federation
• upgrade watchpack for context time info bugfix

Performance

• improve RegExp in error message formating for non-quadratic performance

Developer Experience

• automatically insert brackets when output.globalObject contains a non-trival expression
• show error when using script type external with invalid syntax
• expose types for Resolver, StatsOptions and ResolvePluginInstance

Preparations for the future

• hashDigestLength will default to 16 in webpack 6 (experiments.futureDefaults)