Fixes

• Fixed the case where an ES modules entry chunk depends on the runtime chunk hash
• Handle function exports in webpack module wrapper
• Ensure dependent chunks are imported before startup & fix duplicate export of 'default'
• Generate lose closing brace when exports are unprovided
• CleanPlugin doesn't unlink same file twice
• Fixed unexpected error codes from fs.unlink on Windows
• Typescript types

Features

• HMR support for ES modules output
• ES module output mode now fully supports splitChunks when external variables and runtimeChunk are not set.
• Added support using keyword
• Implemented tc39 Defer Module Evaluation (experiment)
• Support dynamic template literals expressions for new URL(...)
• Enable ES modules worker chunk loading for Node.js targets
• Improved support for destructing in DefinePlugin
• Added VirtualUrlPlugin to support virtual: scheme

Performance Improvements

• Remove useless startup entrypoint runtime for ES modules output
• Cache new URL(...) evaluate expression