v0.3.0

Release notes from CHANGELOG.md for 0.3.0 (2026-06-15).

Added

• Added stable JSON helpers: stableStringify, parseJson, stableJson, and
  registerJson.
• Added a vendored JSON5 parser flow so JSON5-compatible parsing ships without
  a runtime json5 dependency.

---

Source: CHANGELOG.md in tag v0.3.0.