Features

refactor module concatenation to be more flexible
- support non-namespace exports
- allow to concatenate externals
- allow to concatenate json modules
add a breaking change hint when modules can't be resolve because requests are expected to be fully specified
add support for imports field in package.json
add resolve.fallback option and recommend that for polyfilling

Bugfixes

fixes parsing of this when in an arrow IIFE
fix caching in RealContentHashPlugin when assets contain their own hash
fix chunk group connections for cases where referenced chunk group is sometimes already included
[Module Federation] fix circular references of containers when using async externals
- fixes a hanging promise
[Module Federation] fix circular dependencies of modules between containers
- fixes another hanging promise
[Module Federation] fix crash when no sharing is used in the container at all