chore: upgrade golangci-lint v2.13 → v2.14 (Go 1.27.2 compat)

[kolkov]

Go 1.27.2 uses export data version 5. golangci-lint v2.13 supports only version 4. Fixes CI failure on v0.12.27 merge.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!

[github-actions]

Benchmark Comparison

Comparing main → PR #173

Summary: geomean 43.19n 42.60n -1.37%

⚠️ Potential regressions detected:

geomean                               ³                +0.00%               ³
geomean                               ³                +0.00%               ³
geomean                         ³                +0.00%               ³
geomean                         ³                +0.00%               ³
AhoCorasickVsStdlib/stdlib_MatchString-4                105.2µ ± ∞ ¹    110.8µ ± ∞ ¹    +5.27% (p=0.008 n=5)
AhoCorasickVsStdlib/coregex_Find-4                      2.731µ ± ∞ ¹    2.835µ ± ∞ ¹    +3.81% (p=0.008 n=5)
AhoCorasickVsStdlib/coregex_Count-4                     3.054µ ± ∞ ¹    3.203µ ± ∞ ¹    +4.88% (p=0.008 n=5)
AhoCorasickLargeInput/stdlib_Find_64KB-4                8.220m ± ∞ ¹    8.654m ± ∞ ¹    +5.28% (p=0.016 n=5)
AhoCorasickManyPatterns/coregex_10_patterns-4           26.80n ± ∞ ¹    54.51n ± ∞ ¹  +103.40% (p=0.032 n=5)
AhoCorasickManyPatterns/stdlib_10_patterns-4            98.72n ± ∞ ¹   103.90n ± ∞ ¹    +5.25% (p=0.032 n=5)

Full results available in workflow artifacts. CI runners have ~10-20% variance.
For accurate benchmarks, run locally: ./scripts/bench.sh --compare