fix(deps): update module golang.org/x/sys to v0.37.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
golang.org/x/sys	v0.36.0 -> v0.37.0

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[claude]

Pull Request Review: golang.org/x/sys v0.36.0 → v0.37.0

✅ Overall Assessment

This is a safe and recommended dependency update with no breaking changes expected.

📋 Code Quality & Best Practices

• ✅ Minimal, focused change (2 files: go.mod and go.sum)
• ✅ Follows semantic versioning (minor version bump)
• ✅ Automated by Renovate bot with proper configuration

🔍 Impact Analysis

The golang.org/x/sys package is used in this codebase for platform-specific socket options:

Usage locations:

• control_unix.go:10 - Unix socket control (SO_REUSEADDR, SO_REUSEPORT)
• control_windows.go:6 - Windows socket control (SO_REUSEADDR)

Functions affected:

• unix.SetsockoptInt() for Linux/BSD/macOS/AIX platforms
• windows.SetsockoptInt() for Windows platform

These are stable syscall wrappers with backward-compatible APIs, so no code changes are needed.

🐛 Potential Bugs/Issues

• ✅ No breaking changes in golang.org/x/sys minor versions
• ✅ Socket option constants remain stable across versions
• ✅ No new deprecations affecting this codebase

⚡ Performance Considerations

• Minor version updates typically include performance improvements and bug fixes in platform-specific code
• No performance regressions expected

🔒 Security Concerns

• ✅ Keeping system libraries up-to-date is a security best practice
• ✅ golang.org/x/sys updates often include security patches for platform-specific vulnerabilities
• ✅ This update should be merged to stay current with security fixes

🧪 Test Coverage

Recommendation:

• The existing test suite should cover the socket control functionality
• Suggest running the full test suite: go test -parallel 20 -v -race -coverprofile=coverage.txt -covermode=atomic ./...
• CI checks should verify compatibility across all supported platforms (Linux, Windows, BSD, macOS)

✅ Recommendation

APPROVE - This dependency update should be merged. It:

• Maintains security hygiene
• Has no breaking changes
• Follows the project's automated dependency management strategy
• Aligns with best practices outlined in CLAUDE.md

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🤖 Review generated with Claude Code

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.74%. Comparing base (f733737) to head (934be4b).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #579   +/-   ##
=======================================
  Coverage   86.74%   86.74%           
=======================================
  Files          12       12           
  Lines        2369     2369           
=======================================
  Hits         2055     2055           
  Misses        238      238           
  Partials       76       76           

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