upgrade: version to 0.21.0

[kjdev]

Summary by CodeRabbit

• Release

  • Updated the package to version 0.21.0, dated August 13, 2026.

• Bug Fixes

  • Fixed a memory leak affecting Brotli stream compression.
  • Addressed compiler warnings.

• Improvements

  • Improved phpinfo output.
  • Added support documentation for MIME exclusion lists and negation tokens.

• Testing

  • Expanded coverage for output-buffer exclusion scenarios.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 7479e016-a283-4e47-adda-b09d4d541297

📥 Commits

Reviewing files that changed from the base of the PR and between 2ca9526 and ced23f5.

📒 Files selected for processing (2)

• package.xml
• php_brotli.h

---

📝 Walkthrough

Walkthrough

The release metadata now reports version 0.21.0, includes updated release notes, and packages four additional ob_exclude PHPT tests.

Changes

Release metadata

Layer / File(s)	Summary
Version and packaging updates php_brotli.h, package.xml	The Brotli extension and package metadata now use version 0.21.0. The release date and notes were updated, and four ob_exclude PHPT tests were added to the package contents.

Estimated code review effort: 1 (Trivial) | ~5 minutes

Mergeability Score: ⚪ Minimal · up to ced23

This localized version update has no actionable merge-blocking risk in the supplied evidence and is merge-ready after normal checks and review.

Suggested reviewers: pavetheway91

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly identifies the main change: upgrading the package and extension version to 0.21.0.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch release/0.21.0

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands.}