v0.9.0

🚀 Release @addon-core/browser v0.9.0 (2026-09-23)

✨ Features

• testing: add context-bound messaging (9b6bb9a)

• testing: add extension contexts and preserve host globals (357dfc4)

  Add harness-owned contexts, documents and lifecycle cleanup with runtime queries.
  Preserve host DOM globals and restore nested profiles after cleanup failures.

  Organize implementation modules behind public directory indexes.
  Move kit suites under tests and guard export and dependency boundaries.
  Add packaged consumer, jsdom and Chromium context checks.

• testing: add guest virtual clocks to Node script runtime (551052d)

  Model guest timers, virtual dates and deterministic retries with lifecycle cleanup.
  Verify consumer scenarios and native timer ordering.
  Select smoke page contexts by their ready-document identity.

• testing: add isolated Node script executor (8b56018)

• testing: add persistent document-bound Node script runtime (d0a328a)

• testing: add scripting targets and executor contract (4bee76c)

• testing: add stateful offscreen lifecycle (aee516f)

• testing: add stateful storage areas and consumer coverage (52401f1)

🐛 Bug Fixed

• types: support the upstream browser global alias (31feb63)

📝 Documentation

• testing: describe contexts and global restoration (6f8711d)

  Document environment preservation, context lifetimes and terminal cleanup failures.
  Explain public module indexes, test layout and browser verification boundaries.

🙌 Contributors

• Anjey Tsibylskij (@atldays) — commits: 12