Release version 0.2.0

[Ismail-elkorchi]

Summary

• set the npm, lockfile, and JSR manifests to version 0.2.0 and finalize the changelog entry
• publish the exact npm tarball that passed installed-runtime and strict-TypeScript consumer checks
• use pinned native Deno for JSR publication and pinned npm for npm trusted publishing
• make release reruns safe by accepting existing versions only when their artifact and provenance match exactly
• revalidate the release tag, GitHub release target, current main, checkout cleanliness, and registry state immediately before publishing

Validation

• complete local release qualification
• 3,828 maintained WPT tree cases and 6,998 tokenizer fixtures
• Chromium, Firefox, and WebKit document, serialization, and fragment differentials
• 600 fuzz runs, exact resource limits, and 104/104 mutation kills
• Node, Deno, and Bun runtime agreement
• installed npm tarball runtime and strict-TypeScript consumers
• package, SBOM, audit, supply-chain, and two-horizon performance gates
• actionlint
• deno publish --dry-run
• exact tarball npm publish --dry-run

The qualified npm tarball is 126,022 bytes with SHA-256 872fd9809d1bc5c31056f48bace916b27cef946838022d01b3abe8aee9aed7e3.