Bump version to 0.4.3

[j178]

No description provided.

[Copilot]

Pull request overview

This PR prepares the repository for the 0.4.3 release by updating package metadata and user-facing version references.

Changes:

• Bumps Rust workspace and Python package versions from 0.4.2 to 0.4.3.
• Updates README and integration docs to reference v0.4.3 release artifacts.
• Adds a 0.4.3 changelog entry for the stat-only hook rewrite fix.

Reviewed changes

Copilot reviewed 5 out of 6 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
Cargo.toml	Updates workspace package and internal dependency versions.
pyproject.toml	Updates Python distribution version.
uv.lock	Updates the virtual package lock entry.
README.md	Updates standalone installer URLs.
docs/integrations.md	Updates Docker image version examples.
CHANGELOG.md	Adds the 0.4.3 release notes.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.40%. Comparing base (0f64ff9) to head (a570188).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2132      +/-   ##
==========================================
+ Coverage   91.82%   92.40%   +0.58%     
==========================================
  Files         121      121              
  Lines       25473    25473              
==========================================
+ Hits        23391    23539     +148     
+ Misses       2082     1934     -148     

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[chatgpt-codex-connector]

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[prek-ci-bot]

📦 Cargo Bloat Comparison

Binary size change: -0.38% (26.3 MiB → 26.2 MiB)

Expand for cargo-bloat output

Head Branch Results

 File  .text     Size             Crate Name
 1.2%   2.6% 332.0KiB        aws_lc_sys aws_lc_0_41_0_aes_gcm_encrypt_avx512
 1.2%   2.6% 332.0KiB        aws_lc_sys aws_lc_0_41_0_aes_gcm_decrypt_avx512
 0.3%   0.7%  90.4KiB              prek prek::languages::<impl prek::config::Language>::run::{{closure}}::{{closure}}
 0.3%   0.6%  81.5KiB              prek prek::languages::<impl prek::config::Language>::run::{{closure}}::{{closure}}
 0.3%   0.5%  69.9KiB              prek prek::languages::<impl prek::config::Language>::install::{{closure}}
 0.2%   0.5%  60.9KiB             prek? <prek::cli::Command as clap_builder::derive::Subcommand>::augment_subcommands
 0.2%   0.4%  51.3KiB annotate_snippets annotate_snippets::renderer::render::render
 0.2%   0.3%  43.0KiB              prek prek::cli::run::run::run::{{closure}}
 0.1%   0.3%  35.9KiB              prek prek::run::{{closure}}
 0.1%   0.3%  33.1KiB             prek? <prek::cli::RunArgs as clap_builder::derive::Args>::augment_args
 0.1%   0.2%  30.4KiB             prek? <prek::config::_::<impl serde_core::de::Deserialize for prek::config::Config>::deserialize::__Visitor as serde_core::de::Visitor>::visit_map
 0.1%   0.2%  29.6KiB               std core::ptr::drop_in_place<prek::languages::<impl prek::config::Language>::install::{{closure}}>
 0.1%   0.2%  28.1KiB      serde_saphyr granit_parser::scanner::Scanner<T>::fetch_more_tokens
 0.1%   0.2%  28.0KiB        aws_lc_sys aws_lc_0_41_0_edwards25519_scalarmuldouble_alt
 0.1%   0.2%  27.5KiB        aws_lc_sys aws_lc_0_41_0_edwards25519_scalarmuldouble
 0.1%   0.2%  26.4KiB              prek prek::cli::try_repo::try_repo::{{closure}}
 0.1%   0.2%  23.9KiB              prek prek::hooks::meta_hooks::MetaHooks::run::{{closure}}
 0.1%   0.2%  23.0KiB      serde_saphyr granit_parser::scanner::Scanner<T>::fetch_more_tokens
 0.1%   0.2%  22.3KiB         [Unknown] Lp384_montjscalarmul_alt_p384_montjadd
 0.1%   0.2%  21.5KiB      clap_builder clap_builder::parser::parser::Parser::get_matches_with
41.6%  86.4%  10.9MiB                   And 24017 smaller methods. Use -n N to show more.
48.1% 100.0%  12.6MiB                   .text section size, the file size is 26.2MiB

Base Branch Results

 File  .text     Size             Crate Name
 1.2%   2.5% 332.0KiB        aws_lc_sys aws_lc_0_41_0_aes_gcm_encrypt_avx512
 1.2%   2.5% 332.0KiB        aws_lc_sys aws_lc_0_41_0_aes_gcm_decrypt_avx512
 0.3%   0.7%  90.4KiB              prek prek::languages::<impl prek::config::Language>::run::{{closure}}::{{closure}}
 0.3%   0.6%  81.5KiB              prek prek::languages::<impl prek::config::Language>::run::{{closure}}::{{closure}}
 0.3%   0.5%  69.9KiB              prek prek::languages::<impl prek::config::Language>::install::{{closure}}
 0.2%   0.5%  60.9KiB             prek? <prek::cli::Command as clap_builder::derive::Subcommand>::augment_subcommands
 0.2%   0.4%  51.3KiB annotate_snippets annotate_snippets::renderer::render::render
 0.2%   0.3%  43.0KiB              prek prek::cli::run::run::run::{{closure}}
 0.1%   0.3%  35.9KiB              prek prek::run::{{closure}}
 0.1%   0.3%  33.1KiB             prek? <prek::cli::RunArgs as clap_builder::derive::Args>::augment_args
 0.1%   0.2%  30.4KiB             prek? <prek::config::_::<impl serde_core::de::Deserialize for prek::config::Config>::deserialize::__Visitor as serde_core::de::Visitor>::visit_map
 0.1%   0.2%  29.6KiB               std core::ptr::drop_in_place<prek::languages::<impl prek::config::Language>::install::{{closure}}>
 0.1%   0.2%  28.1KiB      serde_saphyr granit_parser::scanner::Scanner<T>::fetch_more_tokens
 0.1%   0.2%  28.0KiB        aws_lc_sys aws_lc_0_41_0_edwards25519_scalarmuldouble_alt
 0.1%   0.2%  27.5KiB        aws_lc_sys aws_lc_0_41_0_edwards25519_scalarmuldouble
 0.1%   0.2%  26.4KiB              prek prek::cli::try_repo::try_repo::{{closure}}
 0.1%   0.2%  23.9KiB              prek prek::hooks::meta_hooks::MetaHooks::run::{{closure}}
 0.1%   0.2%  23.0KiB      serde_saphyr granit_parser::scanner::Scanner<T>::fetch_more_tokens
 0.1%   0.2%  22.3KiB         [Unknown] Lp384_montjscalarmul_alt_p384_montjadd
 0.1%   0.2%  21.5KiB      clap_builder clap_builder::parser::parser::Parser::get_matches_with
41.9%  86.5%  11.0MiB                   And 24085 smaller methods. Use -n N to show more.
48.4% 100.0%  12.8MiB                   .text section size, the file size is 26.3MiB

[prek-ci-bot]

⚡️ Hyperfine Benchmarks

Summary: 0 regressions, 2 improvements above the 10% threshold.

Environment

• OS: Linux 6.17.0-1013-azure
• CPU: 4 cores
• prek version: prek 0.4.3+3 (061e6a9 2026-05-27)
• Rust version: rustc 1.95.0 (59807616e 2026-04-14)
• Hyperfine version: hyperfine 1.20.0

CLI Commands

Benchmarking basic commands in the main repo:

prek --version

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base --version	2.2 ± 0.0	2.1	2.3	1.03 ± 0.04
prek-head --version	2.1 ± 0.1	2.0	2.5	1.00

prek list

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base list	9.0 ± 0.3	8.5	9.5	1.00 ± 0.05
prek-head list	9.0 ± 0.4	8.6	11.9	1.00

prek validate-config .pre-commit-config.yaml

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base validate-config .pre-commit-config.yaml	3.0 ± 0.1	2.9	3.2	1.02 ± 0.03
prek-head validate-config .pre-commit-config.yaml	2.9 ± 0.1	2.8	3.1	1.00

prek sample-config

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base sample-config	2.4 ± 0.1	2.3	2.5	1.00
prek-head sample-config	2.4 ± 0.1	2.3	2.8	1.01 ± 0.03

Cold vs Warm Runs

Comparing first run (cold) vs subsequent runs (warm cache):

prek run --all-files (cold - no cache)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run --all-files	78.2 ± 1.6	75.9	81.8	1.00
prek-head run --all-files	78.6 ± 3.2	75.1	83.9	1.00 ± 0.05

prek run --all-files (warm - with cache)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run --all-files	79.7 ± 2.7	75.3	86.4	1.02 ± 0.04
prek-head run --all-files	77.7 ± 1.8	73.8	81.3	1.00

Full Hook Suite

Running the builtin hook suite on the benchmark workspace:

prek run --all-files (full builtin hook suite)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run --all-files	77.1 ± 2.2	71.5	81.7	1.00
prek-head run --all-files	77.4 ± 2.9	73.6	86.5	1.00 ± 0.05

Individual Hook Performance

Benchmarking each hook individually on the test repo:

prek run trailing-whitespace --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run trailing-whitespace --all-files	20.2 ± 0.3	19.4	21.0	1.01 ± 0.02
prek-head run trailing-whitespace --all-files	20.1 ± 0.4	19.5	21.0	1.00

prek run end-of-file-fixer --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run end-of-file-fixer --all-files	25.5 ± 1.7	23.0	28.5	1.01 ± 0.09
prek-head run end-of-file-fixer --all-files	25.2 ± 1.5	23.3	27.9	1.00

prek run check-json --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-json --all-files	7.6 ± 0.2	7.2	8.0	1.00 ± 0.04
prek-head run check-json --all-files	7.6 ± 0.2	7.2	8.0	1.00

prek run check-yaml --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-yaml --all-files	7.4 ± 0.1	7.2	7.6	1.02 ± 0.02
prek-head run check-yaml --all-files	7.3 ± 0.1	7.2	7.5	1.00

prek run check-toml --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-toml --all-files	7.5 ± 0.2	7.1	8.1	1.00
prek-head run check-toml --all-files	7.6 ± 0.3	7.1	8.3	1.01 ± 0.05

prek run check-xml --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-xml --all-files	7.9 ± 0.4	7.3	9.1	1.04 ± 0.07
prek-head run check-xml --all-files	7.6 ± 0.4	7.1	8.5	1.00

prek run detect-private-key --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run detect-private-key --all-files	13.5 ± 1.2	11.8	16.3	1.03 ± 0.13
prek-head run detect-private-key --all-files	13.1 ± 1.2	11.6	16.2	1.00

prek run fix-byte-order-marker --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run fix-byte-order-marker --all-files	22.6 ± 2.1	19.7	29.3	1.02 ± 0.12
prek-head run fix-byte-order-marker --all-files	22.1 ± 1.6	19.4	25.5	1.00

Installation Performance

Benchmarking hook installation (fast path hooks skip Python setup):

prek install-hooks (cold - no cache)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base install-hooks	4.5 ± 0.1	4.4	4.5	1.02 ± 0.02
prek-head install-hooks	4.4 ± 0.0	4.4	4.4	1.00

prek install-hooks (warm - with cache)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base install-hooks	4.5 ± 0.1	4.4	4.6	1.04 ± 0.02
prek-head install-hooks	4.4 ± 0.1	4.3	4.5	1.00

File Filtering/Scoping Performance

Testing different file selection modes:

prek run (staged files only)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run	45.8 ± 28.5	37.3	166.5	1.20 ± 0.74
prek-head run	38.4 ± 1.3	36.7	40.9	1.00

✅ Performance improvement for prek run (staged files only): 16.3200% faster

prek run --files '*.json' (specific file type)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run --files '*.json'	8.1 ± 0.4	7.6	8.9	1.00
prek-head run --files '*.json'	8.1 ± 0.2	7.9	8.7	1.00 ± 0.05

Workspace Discovery & Initialization

Benchmarking hook discovery and initialization overhead:

prek run --dry-run --all-files (measures init overhead)

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run --dry-run --all-files	7.0 ± 0.1	6.8	7.5	1.00
prek-head run --dry-run --all-files	7.3 ± 0.2	7.0	7.8	1.05 ± 0.04

Meta Hooks Performance

Benchmarking meta hooks separately:

prek run check-hooks-apply --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-hooks-apply --all-files	12.2 ± 0.2	11.9	12.7	1.00
prek-head run check-hooks-apply --all-files	12.3 ± 0.2	12.0	12.9	1.01 ± 0.03

prek run check-useless-excludes --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run check-useless-excludes --all-files	12.0 ± 0.4	10.7	12.6	1.11 ± 0.04
prek-head run check-useless-excludes --all-files	10.8 ± 0.1	10.6	11.0	1.00

✅ Performance improvement for prek run check-useless-excludes --all-files: 10.2800% faster

prek run identity --all-files

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
prek-base run identity --all-files	10.1 ± 0.2	9.8	10.7	1.00
prek-head run identity --all-files	10.1 ± 0.1	9.9	10.3	1.00 ± 0.03

[Copilot]

Pull request overview

Copilot reviewed 6 out of 8 changed files in this pull request and generated no new comments.