What's Changed

Breaking Changes 🛠

• feat!: remove experiments.outputModule config by @JSerFeng in https://github.com/web-infra-dev/rspack/pull/12912

Performance Improvements ⚡

• perf: remove ropey crate to reduce binary size by @SyMind in https://github.com/web-infra-dev/rspack/pull/12433

New Features 🎉

• feat: add cache.portable configuration by @jerrykingxyz in https://github.com/web-infra-dev/rspack/pull/12842
• feat: support import.defer() for statical path by @ahabhgk in https://github.com/web-infra-dev/rspack/pull/12900
• feat(rstest): only handle global variables when globals is true by @9aoy in https://github.com/web-infra-dev/rspack/pull/12921

Bug Fixes 🐞

• fix: enable panic backtrace for release-debug profile by @Copilot in https://github.com/web-infra-dev/rspack/pull/12856
• fix(mf): respect request changes in shared plugins by @ahabhgk in https://github.com/web-infra-dev/rspack/pull/12863
• fix: prevent panic on template literals with invalid escape sequences by @Copilot in https://github.com/web-infra-dev/rspack/pull/12867
• fix: rsc should handle concat module in build server manifest by @SyMind in https://github.com/web-infra-dev/rspack/pull/12859
• fix: fix used exports for global entry that inject to async entrypoints by @ahabhgk in https://github.com/web-infra-dev/rspack/pull/12883
• fix: should render export name when re-export from different modules by @JSerFeng in https://github.com/web-infra-dev/rspack/pull/12886
• fix: unsafe cache cannot watch symlink by @SyMind in https://github.com/web-infra-dev/rspack/pull/12885
• fix!: remove unsafe cache by @SyMind in https://github.com/web-infra-dev/rspack/pull/12892
• fix: prevent server actions from being removed in production build by @SyMind in https://github.com/web-infra-dev/rspack/pull/12898
• fix(rstest): rstest.importActual not work when imported from @rstest/core by @9aoy in https://github.com/web-infra-dev/rspack/pull/12908
• fix: build_chunk_graph recover logic by @hardfist in https://github.com/web-infra-dev/rspack/pull/12920

Refactor 🔨

• refactor: collect module runtime requirements by @LingyuCoder in https://github.com/web-infra-dev/rspack/pull/12843
• refactor: use runtime module for optimized deferred module by @ahabhgk in https://github.com/web-infra-dev/rspack/pull/12884
• refactor: optimize RuntimeGlobals definition with auto-inc macro by @ahabhgk in https://github.com/web-infra-dev/rspack/pull/12889
• refactor: enable rule for all crates by @hardfist in https://github.com/web-infra-dev/rspack/pull/12893
• refactor: enable more perf rule by @hardfist in https://github.com/web-infra-dev/rspack/pull/12901
• refactor: incremental.buildChunkGraph works only for skip building chunk graph by @JSerFeng in https://github.com/web-infra-dev/rspack/pull/12845

Other Changes

• chore: run workflow for v1.x branch by @SyMind in https://github.com/web-infra-dev/rspack/pull/12855
• chore: release 2.0.0-alpha.1 by @LingyuCoder in https://github.com/web-infra-dev/rspack/pull/12860
• chore(build): remove banner plugin for CommonJS default export workaround by @Timeless0911 in https://github.com/web-infra-dev/rspack/pull/12869
• chore(deps): update dependency lodash to v4.17.23 [security] by @renovate[bot] in https://github.com/web-infra-dev/rspack/pull/12832
• test: use tapAsyc api to wait server to close by @stormslowly in https://github.com/web-infra-dev/rspack/pull/12870
• chore(deps): update patch crates by @renovate[bot] in https://github.com/web-infra-dev/rspack/pull/12871
• chore(deps): update patch npm dependencies by @renovate[bot] in https://github.com/web-infra-dev/rspack/pull/12872
• chore: move agents folder to .agents and add rspack-perf-profiling skill by @hardfist in https://github.com/web-infra-dev/rspack/pull/12880
• chore(ci): update diff action commit id by @yifancong in https://github.com/web-infra-dev/rspack/pull/12881
• chore: update Rspress to v2 and enable llms by @chenjiahan in https://github.com/web-infra-dev/rspack/pull/12907
• chore: add rspack-sftrace skill by @quininer in https://github.com/web-infra-dev/rspack/pull/12911
• chore: bump swc_core from 55 to 56 and swc-experimental from 0.4.1 to 0.5.0 by @CPunisher in https://github.com/web-infra-dev/rspack/pull/12906
• chore(test): remove rust flaky test by @stormslowly in https://github.com/web-infra-dev/rspack/pull/12914
• chore: gracefully explain unsupported interfaces by @martinjlowm in https://github.com/web-infra-dev/rspack/pull/12782

New Contributors

• @martinjlowm made their first contribution in https://github.com/web-infra-dev/rspack/pull/12782

Full Changelog: https://github.com/web-infra-dev/rspack/compare/v2.0.0-alpha.1...v2.0.0-beta.0