chore: release v0.19.2

[YeungOnion]

🤖 New release

• statrs: 0.19.1 -> 0.19.2 (✓ API compatible changes)

Changelog

0.19.2 - 2026-08-22

Added

• Support alloc-backed APIs in no_std (#403)

Fixed

• restore full precision to erf's interval constants
• Update kdtree and KDE radius
• accumulate central moments relative to the first observation
• compute FisherSnedecor pdf in log space for large freedoms
• Unblock release-plz
• make Geometric cdf(1)/inverse_cdf(p) exact and portable
• correct Geometric::inverse_cdf against its definition
• compute Hypergeometric pmf in log space for large populations

Other

• (doc) clippy
• (online) guidance/suggestion for merge
• build the OnlineMoments offset tests under no_std
• Source large-freedom pdf fixtures from mpmath instead of SciPy
• (deps) bump actions/checkout from 4 to 7
• drop overexplanation implementation

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This PR was generated with release-plz.

Summary by CodeRabbit

• Release
  • Released version 0.19.2.
  • Includes the latest documented additions, fixes, and maintenance improvements.
• Maintenance
  • Updated bundled dependency versions to incorporate upstream improvements and compatibility updates.
  • Refreshed dependency resolution to use the current shared error-handling package.
• Documentation
  • Added changelog details for the 0.19.2 release, dated August 22, 2026.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.42%. Comparing base (128c9ae) to head (d25639f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #439   +/-   ##
=======================================
  Coverage   95.42%   95.42%           
=======================================
  Files          65       65           
  Lines       15204    15204           
=======================================
  Hits        14509    14509           
  Misses        695      695           

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[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: 778ac92a-d1b8-4704-b5fd-d1a41be2ebfb

📥 Commits

Reviewing files that changed from the base of the PR and between 5b9a094 and d25639f.

📒 Files selected for processing (1)

• CHANGELOG.md

🚧 Files skipped from review as they are similar to previous changes (1)

• CHANGELOG.md

Included review availability: Your plan provides up to 10 included reviews per hour; 7 remain after this review.

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📝 Walkthrough

Walkthrough

The release metadata updates the package to version 0.19.2, upgrades dependencies, and adds the 0.19.2 changelog entry dated 2026-08-22.

Changes

Release metadata

Layer / File(s)	Summary
Version and dependency update Cargo.toml, Cargo.lock.MSRV	The package version changes to 0.19.2. The optional kdtree dependency changes to 0.8.1. The lockfile updates kdtree, statrs, and shared thiserror entries.
Changelog update CHANGELOG.md	The changelog records the 0.19.2 release additions, fixes, and maintenance changes.

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

Merge Risk: ⚪ Minimal · up to d2563

This release updates version metadata and localized numerical behavior, with no supplied failing checks or concrete correctness issues; no actionable merge-blocking risk remains after normal checks and review.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0 files. (1 skipped: 1 unsupported.)
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.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly identifies the main change: releasing version 0.19.2.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch release-plz-2026-08-11T19-36-43Z

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