v1.0.0-rc.6

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💥 BREAKING CHANGES

• css: remove css_entry_filenames , css_chunk_filenames and related code (#​8402) by @​hyf0
• css: drop builtin CSS bundling to explore alternative solutions (#​8399) by @​hyf0

🚀 Features

• rust/data-url: use hash as id for data url modules to prevent long string overhead (#​8420) by @​hyf0
• validate bundle stays within output dir (#​8441) by @​sapphi-red
• rust: support PluginOrder::PinPost (#​8417) by @​hyf0
• support ModuleType:Copy (#​8407) by @​hyf0
• expose ESTree types from rolldown/utils (#​8400) by @​sapphi-red

🐛 Bug Fixes

• incorrect sourcemap when postBanner/postFooter is used with shebang (#​8459) by @​Copilot
• resolver: disable node_path option to align ESM resolver behavior (#​8472) by @​sapphi-red
• parse .js within "type": "commonjs" as ESM for now (#​8470) by @​sapphi-red
• case-insensitive filename conflict detection for chunk deduplication (#​8458) by @​Copilot
• prevent inlining CJS exports that are mutated by importers (#​8456) by @​IWANABETHATGUY
• parse .cjs / .cts / .js within "type": "commonjs" as CommonJS (#​8455) by @​sapphi-red
• plugin/copy-module: correct hooks' priority (#​8423) by @​hyf0
• plugin/chunk-import-map: ensure render_chunk_meta run after users plugin (#​8422) by @​hyf0
• rust: correct hooks order of DataUriPlugin (#​8418) by @​hyf0
• jsx.preserve should also considering tsconfig json preserve (#​8324) by @​IWANABETHATGUY
• deferred_scan_data.rs "Should have resolved id: NotFound" error (#​8379) by @​sapphi-red
• cli: require value for --dir/-d and --file/-o (#​8378) by @​Copilot
• dev: avoid mutex deadlock caused by inconsistent lock order (#​8370) by @​sapphi-red

🚜 Refactor

• watch: rename TaskStart/TaskEnd to BundleStart/BundleEnd (#​8463) by @​hyf0
• rust: rename rolldown_plugin_data_uri to rolldown_plugin_data_url (#​8421) by @​hyf0
• bindingify-build-hook: extract helper for PluginContextImpl (#​8438) by @​ShroXd
• give source loading a proper name (#​8436) by @​IWANABETHATGUY
• ban holding DashMap refs across awaits (#​8362) by @​sapphi-red

📚 Documentation

• add glob pattern usage example to input option (#​8469) by @​IWANABETHATGUY
• remove https://rolldown.rs from links in reference docs (#​8454) by @​sapphi-red
• mention execution order issue in output.codeSplitting docs (#​8452) by @​sapphi-red
• clarify output.comments behavior a bit (#​8451) by @​sapphi-red
• replace npmjs package links with npmx.dev (#​8439) by @​Boshen
• reference: add Exported from for values / types exported from subpath exports (#​8394) by @​sapphi-red
• add JSDocs for APIs exposed from subpath exports (#​8393) by @​sapphi-red
• reference: generate reference pages for APIs exposed from subpath exports (#​8392) by @​sapphi-red
• avoid pipe character in codeSplitting example to fix broken rendering (#​8391) by @​IWANABETHATGUY

⚡ Performance

• avoid redundant PathBuf allocations in resolve paths (#​8435) by @​Brooooooklyn
• bump to sugar_path@2 (#​8432) by @​hyf0
• use flag-based convergence detection in include_statements (#​8412) by @​Brooooooklyn

🧪 Testing

• execute _test.mjs even if executeOutput is false (#​8398) by @​sapphi-red
• add retry to tree-shake/module-side-effects-proxy4 as it is flaky (#​8397) by @​sapphi-red
• avoid expect.assertions() as it is not concurrent test friendly (#​8383) by @​sapphi-red
• disable mockReset option (#​8382) by @​sapphi-red
• fix flaky failure caused by concurrent resolveId calls (#​8381) by @​sapphi-red

⚙️ Miscellaneous Tasks

• deps: update dependency rollup to v4.59.0 [security] (#​8471) by @​renovate[bot]
• ai/design: add design doc about watch mode (#​8453) by @​hyf0
• deps: update oxc resolver to v11.19.0 (#​8461) by @​renovate[bot]
• ai: introduce progressive spec-driven development pattern (#​8446) by @​hyf0
• deprecate output.legalComments (#​8450) by @​sapphi-red
• deps: update dependency oxlint-tsgolint to v0.15.0 (#​8448) by @​renovate[bot]
• ai: make CLAUDE.md a symlink of AGENTS.md (#​8445) by @​hyf0
• deps: update rollup submodule for tests to v4.59.0 (#​8433) by @​sapphi-red
• deps: update test262 submodule for tests (#​8434) by @​sapphi-red
• deps: update oxc to v0.115.0 (#​8430) by @​renovate[bot]
• deps: update oxc apps (#​8429) by @​renovate[bot]
• deps: update npm packages (#​8426) by @​renovate[bot]
• deps: update rust crate owo-colors to v4.3.0 (#​8428) by @​renovate[bot]
• deps: update github-actions (#​8424) by @​renovate[bot]
• deps: update rust crates (#​8425) by @​renovate[bot]
• deps: update oxc resolver to v11.18.0 (#​8406) by @​renovate[bot]
• deps: update dependency oxlint-tsgolint to v0.14.2 (#​8405) by @​renovate[bot]
• ban expect.assertions in all fixture tests (#​8395) by @​sapphi-red
• deps: update oxc apps (#​8389) by @​renovate[bot]
• ban expect.assertions in fixture tests (#​8387) by @​sapphi-red
• enable lint for _config.ts files (#​8386) by @​sapphi-red
• deps: update dependency oxlint-tsgolint to v0.14.1 (#​8385) by @​renovate[bot]