chore(main): release 12.0.0-rc.2

[github-actions]

🤖 I have created a release beep boop

12.0.0-rc.2 (2026-07-20)

⚠ BREAKING CHANGES

• replace he dependency with manual HTML encoding

🌟 Features

• add --clear-screen option for watch mode (#6133) (3301ed7)
• add built-in github-actions reporter (#6088) (a99b8ba)

🩹 Fixes

• deps: update dependency js-yaml to v5 (#6117) (2fb44ff)
• replace he dependency with manual HTML encoding (9f85d71)
• strip ANSI sequences from xunit output (bf76999)

📚 Documentation

• move legacy site link to bottom of homepage (#6093) (f3e7d37)

🧹 Chores

• add "Protect Release Please Manifest" workflow (#6099) (2d7bc22)
• add v12 RC 1 release notes (#5848) (275ce51)
• deps: bump unexpected to 13 and remove unused plugins (#6135) (b587012)
• deps: update actions/checkout action to v7 (#6114) (857945d)
• deps: update actions/github-script action to v9 (#6091) (a017f08)
• deps: update dependency eslint to v10.7.0 (#6134) (26d73d3)
• deps: update dependency eslint-plugin-n to v18.2.2 (#6137) (9d925f0)
• deps: update dependency globals to v17.7.0 (#6126) (864fb80)
• deps: update dependency js-yaml to v4.3.0 (#6141) (bd4fcf4)
• deps: update dependency knip to v6.24.0 (#6110) (bab1d4e)
• deps: update dependency knip to v6.26.0 (#6145) (c7cfbe9)
• deps: update dependency prettier to v3.9.5 (#6142) (55df0d1)
• deps: update dependency webpack to v5.108.4 (#6150) (4e072d1)
• deps: update dependency webpack-cli to v7.2.1 (#6151) (19978d7)
• deps: update playwright monorepo to v1.61.0 (#6108) (7ad398e)
• fix RC 1 blog publish time, rename to ...-rc-1 (#6106) (00d59bc)
• raise timeout for node-unit Mocha spec to fix flaky hook (#6118) (31ee8c5)
• require exact fixture references in integration tests (#6096) (d602cc7)
• retry touch in dir-add watch test to reduce flakiness (#6119) (061cb52)
• upgrade Astro to 7.1.1 (#6149) (a5f1caa)

🤖 Automation

• deps: bump actions/setup-node from 6 to 7 in the github-actions group across 1 directory (#6146) (a73e34c)

---

This PR was generated with Release Please. See documentation.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 82.64%. Comparing base (b587012) to head (e92914a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6105   +/-   ##
=======================================
  Coverage   82.64%   82.64%           
=======================================
  Files          62       62           
  Lines        4668     4668           
  Branches     1003     1034   +31     
=======================================
  Hits         3858     3858           
  Misses        810      810           

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[github-actions]

🤖 Created releases:

• v12.0.0-rc.2

🌻