Blog: add v25.0.0 Release

[RafaelGSS]

Refs: nodejs/node#59896

[vercel]

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Project	Deployment	Preview	Updated (UTC)
nodejs-org	Ready	Preview	Oct 15, 2025 5:14pm

[Copilot]

Pull Request Overview

This PR adds the official v25.0.0 release blog post to the Node.js website, documenting the release of Node.js 25 (Current). The post highlights major changes including a V8 upgrade to 14.1, new security permissions (--allow-net), Web Storage enabled by default, and various deprecations/removals of long-standing APIs.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 76.44%. Comparing base (0740938) to head (26ca9bc).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8230   +/-   ##
=======================================
  Coverage   76.44%   76.44%           
=======================================
  Files         115      115           
  Lines        9643     9643           
  Branches      316      316           
=======================================
  Hits         7372     7372           
  Misses       2270     2270           
  Partials        1        1           

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[github-actions]

Lighthouse Results

URL	Performance	Accessibility	Best Practices	SEO	Report
/en	🟠 81	🟠 88	🟢 100	🟢 100	🔗
/en/about	🟢 100	🟢 93	🟢 100	🟠 88	🔗
/en/about/previous-releases	🟢 99	🟢 93	🟢 96	🟢 100	🔗
/en/download	🟢 90	🟢 96	🟢 100	🟢 100	🔗
/en/download/archive/current	🟢 100	🟢 100	🟢 100	🟢 100	🔗
/en/blog	🟢 100	🟢 100	🟢 96	🟢 100	🔗

[avivkeller]

Merge when ready, LGTM