Update oxsecurity/megalinter action to v9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
oxsecurity/megalinter	action	major	v8.7.0 -> v9.1.0

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Release Notes

oxsecurity/megalinter (oxsecurity/megalinter)

v9.1.0

Compare Source

• New linters

  • Add Robocop linter, by @​bdovaz in #​6232

• Linters enhancements

  • Python Linting: Added more file type supports for various linters. Full description here

• Doc

  • Add OLLAMA_BASE_URL is MegaLinter config Json schema

• Flavors

  • Custom flavors: Add workflow to automate detection of new MegaLinter versions and generation of new Custom Flavor

• CI

  • Fix v9 release issue + mark hardcoded versions to upgrade at each new major release.

• Linter versions upgrades (22)

  • ansible-lint from 25.9.0 to 25.9.1
  • bicep_linter from 0.37.4 to 0.38.33
  • cfn-lint from 1.39.1 to 1.40.0
  • checkstyle from 11.0.1 to 11.1.0
  • clj-kondo from 2025.09.19 to 2025.09.22
  • golangci-lint from 2.4.0 to 2.5.0
  • hadolint from 2.13.1 to 2.14.0
  • isort from 6.0.1 to 6.1.0
  • kics from 2.1.13 to 2.1.14
  • npm-groovy-lint from 15.2.1 to 15.2.2
  • php-cs-fixer from 3.87.2 to 3.88.2
  • phpstan from 2.1.28 to 2.1.30
  • pylint from 3.3.8 to 3.3.9
  • pyright from 1.1.405 to 1.1.406
  • robocop from 6.7.0 to 6.7.2
  • rubocop from 1.80.2 to 1.81.1
  • ruff-format from 0.13.1 to 0.13.3
  • ruff from 0.13.1 to 0.13.3
  • snakemake from 9.11.4 to 9.11.9
  • terraform-fmt from 1.13.2 to 1.13.3
  • terragrunt from 0.87.2 to 0.88.1
  • trivy from 0.66.0 to 0.67.0

v9.0.1

Compare Source

• Fix v9 release issue

v9.0.0

Compare Source

• Core

  • Create your own Megalinter Custom Flavors to dramatically improve your performances
    • See documentation for usage
    • Use npx mega-linter-runner@beta --custom-flavor-setup to initialize repo
    • Suggest new flavors in reporters with a mega-linter-runner including the list of linters
  • New LLM Advisor: call external LLMs to get hints to solve linter errors, available in:
    • Console Reporter
    • Text Reporter
    • Git platforms PR/MR comments Reporter
  • Use ghcr.io docker images by default because of rate limits on docker.io
  • Use uv to create the venv folder for pip-installed linters
  • Add copilot instructions for GitHub Copilot
  • Update base image to python:3.13-alpine3.21 (also embeds go 1.24)

• Disabled linters

  • puppet-lint: Disabled Until fix is provided for puppetlabs/puppet-lint#251
  • checkov: Disabled until fix is provided for bridgecrewio/checkov#7263

• Removed linters

  • markdown-link-check has been removed because lychee can be used instead, and has much better performances

• Linters enhancements

  • PHP-CS-Fixer is able to run on PHP 8.4 without error (change default configuration) by @​llaville
  • cspell: Filter output lines that do not contain found issues
  • hadolint: Extend DOCKERFILE_HADOLINT_FILE_NAMES_REGEX to include the purpose.Dockerfile convention eg service.Dockerfile.
  • sqlfluff: Handle fixing of issues

• Fixes

  • When linter is docker based, force --platform=linux/amd64 so it works when running locally on Mac
  • Added checking of *.pyi and *.ipynb files to the ruff and ruff-format linters

• Reporters

  • New default display for Pull Request comments, with expandable sections containing the first 1000 lines of the output log. Former display remains available by defining REPORTERS_MARKDOWN_SUMMARY_TYPE=table
  • Markdown summary reporter:
    • Write a file for Github integration if GITHUB_STEP_SUMMARY is set
    • Truncate less linter output lines
  • Text reporter: Change the output file names to put the linter name first, then the status
  • Enhance display of markdown summary

• Doc

  • Update documentation in all megalinter descriptor files to improve accuracy and consistency
  • Fix incorrect information in linters documentation and descriptors
  • Remove dead links
  • Add linter description (linter_text) in all linter descriptor, to generate a more exhaustive documentation.
  • Update contributing guide to explain how to manage python dependencies in the codebase

• Flavors

  • Do not suggest flavors that have more linters than the current one

• CI

  • Update default MegaLinter CI/CD workflows to disable LLM_ADVISOR in case of bot pull requests

• mega-linter-runner

  • Add all CI/CD providers in the --install command
  • Use ghcr.io docker images by default
  • New parameter --container-engine allowing to use podman as runner
  • mega-linter-runner --upgrade: Handle upgrade of github actions to their latest version
  • mega-linter-runner --upgrade: Upgrades MegaLinter actions and images to v9

• Linter versions upgrades (68)

  • ansible-lint from 25.5.0 to 25.9.0
  • bandit from 1.8.3 to 1.8.6
  • bicep_linter from 0.36.1 to 0.37.4
  • black from 25.1.0 to 25.9.0
  • cfn-lint from 1.36.0 to 1.39.1
  • checkstyle from 10.25.0 to 11.0.1
  • clang-format from 19.1.4 to 20.1.8
  • clippy from 0.1.87 to 0.1.90
  • clj-kondo from 2025.06.05 to 2025.09.19
  • csharpier from 1.0.2 to 1.1.2
  • cspell from 9.1.1 to 9.2.1
  • dartanalyzer from 3.8.1 to 3.8.3
  • devskim from 1.0.59 to 1.0.67
  • dotnet-format from 9.0.106 to 9.0.110
  • editorconfig-checker from 3.3.0 to 3.4.0
  • flake8 from 7.2.0 to 7.3.0
  • git_diff from 2.47.2 to 2.49.1
  • gitleaks from 8.27.2 to 8.28.0
  • golangci-lint from 2.1.6 to 2.4.0
  • grype from 0.94.0 to 0.100.0
  • hadolint from 2.12.0 to 2.13.1
  • helm from 3.16.3 to 3.18.4
  • htmlhint from 1.5.1 to 1.7.1
  • kics from 2.1.10 to 2.1.13
  • ktlint from 1.6.0 to 1.7.1
  • kubescape from 3.0.34 to 3.0.41
  • lightning-flow-scanner from 3.23.0 to 3.29.0
  • mypy from 1.16.0 to 1.18.2
  • npm-groovy-lint from 15.2.0 to 15.2.1
  • npm-package-json-lint from 8.0.0 to 9.0.0
  • php-cs-fixer from 3.75.0 to 3.87.2
  • phpcs from 3.13.1 to 4.0.0
  • phpstan from 2.1.17 to 2.1.28
  • pmd from 7.14.0 to 7.17.0
  • powershell from 7.5.1 to 7.5.3
  • powershell_formatter from 7.5.1 to 7.5.3
  • prettier from 3.5.3 to 3.6.2
  • protolint from 0.55.6 to 0.56.4
  • psalm from Psalm.6.12.0@​ to Psalm.6.13.1@​
  • pylint from 3.3.7 to 3.3.8
  • pyright from 1.1.402 to 1.1.405
  • revive from 1.10.0 to 1.12.0
  • roslynator from 0.10.1.0 to 0.10.2.0
  • rubocop from 1.76.1 to 1.80.2
  • ruff-format from 0.11.13 to 0.13.1
  • ruff from 0.11.13 to 0.13.1
  • secretlint from 10.1.0 to 11.2.4
  • selene from 0.28.0 to 0.29.0
  • shellcheck from 0.10.0 to 0.11.0
  • shfmt from 3.11.0 to 3.12.0
  • snakefmt from 0.11.0 to 0.11.2
  • snakemake from 9.5.1 to 9.11.4
  • sqlfluff from 3.4.1 to 3.4.2
  • stylelint from 16.20.0 to 16.24.0
  • swiftlint from 0.59.1 to 0.61.0
  • syft from 1.27.1 to 1.33.0
  • terraform-fmt from 1.12.2 to 1.13.2
  • terragrunt from 0.81.6 to 0.87.2
  • tflint from 0.58.0 to 0.59.1
  • trivy-sbom from 0.63.0 to 0.66.0
  • trivy from 0.63.0 to 0.66.0
  • trufflehog from 3.89.1 to 3.90.8
  • v8r from 5.0.0 to 5.1.0
  • vale from 3.11.2 to 3.12.0
  • xmllint from 21304 to 21308

v8.8.0

Compare Source

• Core

  • Retrieve SARIF errors and warnings correctly, by @​bdovaz in #​4837

• Linters enhancements

  • More config file name checks for ansible-lint activation, by @​nvuillam in #​5590

• Fixes

  • Fix crash when the markdown table summary is empty, by @​nvuillam in #​5363
  • Downgrade click to make rstcheck work again, by @​nvuillam in #​5387

• Doc

  • Display hash as plain text in markdown, by @​johndutchover in #​5420

• Flavors

  • Add Gherkin descriptor in java flavor, by @​nvuillam in #​5592

• CI

  • Fix rust setup & disable codecov-cli, by @​nvuillam in #​5579

• Linter versions upgrades (50)

  • ansible-lint from 25.4.0 to 25.5.0
  • bicep_linter from 0.35.1 to 0.36.1
  • cfn-lint from 1.34.2 to 1.36.0
  • checkstyle from 10.23.1 to 10.25.0
  • clippy from 0.1.86 to 0.1.87
  • clj-kondo from 2025.04.07 to 2025.06.05
  • csharpier from 1.0.1 to 1.0.2
  • cspell from 8.19.4 to 9.1.1
  • dartanalyzer from 3.7.3 to 3.8.1
  • devskim from 1.0.56 to 1.0.59
  • dotnet-format from 9.0.105 to 9.0.106
  • editorconfig-checker from 3.2.1 to 3.3.0
  • gitleaks from 8.25.1 to 8.27.2
  • golangci-lint from 2.1.5 to 2.1.6
  • grype from 0.91.2 to 0.94.0
  • htmlhint from 1.1.4 to 1.5.1
  • kics from 2.1.7 to 2.1.10
  • ktlint from 1.5.0 to 1.6.0
  • kubeconform from 0.6.7 to 0.7.0
  • lightning-flow-scanner from 3.8.0 to 3.23.0
  • ls-lint from 2.3.0 to 2.3.1
  • markdownlint from 0.44.0 to 0.45.0
  • mypy from 1.15.0 to 1.16.0
  • npm-groovy-lint from 15.1.0 to 15.2.0
  • phpcs from 3.12.2 to 3.13.1
  • phpstan from 2.1.14 to 2.1.17
  • pmd from 7.13.0 to 7.14.0
  • protolint from 0.54.1 to 0.55.6
  • psalm from Psalm.6.10.2@​ to Psalm.6.12.0@​
  • pylint from 3.3.6 to 3.3.7
  • pyright from 1.1.400 to 1.1.402
  • revive from 1.9.0 to 1.10.0
  • rstcheck from 6.2.4 to 6.2.5
  • rubocop from 1.75.4 to 1.76.1
  • ruff from 0.11.8 to 0.11.13
  • ruff-format from 0.11.8 to 0.11.13
  • scalafix from 0.14.2 to 0.14.3
  • secretlint from 9.3.2 to 10.1.0
  • semgrep from 3.12 to 3.13
  • sfdx-scanner-apex from 4.11.0 to 4.12.0
  • sfdx-scanner-aura from 4.11.0 to 4.12.0
  • sfdx-scanner-lwc from 4.11.0 to 4.12.0
  • snakemake from 8.27.1 to 9.5.1
  • sqlfluff from 3.4.0 to 3.4.1
  • stylelint from 16.19.1 to 16.20.0
  • syft from 1.23.1 to 1.27.1
  • terraform-fmt from 1.11.4 to 1.12.2
  • terragrunt from 0.78.0 to 0.81.6
  • tflint from 0.57.0 to 0.58.0
  • trivy from 0.62.0 to 0.63.0
  • trivy-sbom from 0.62.0 to 0.63.0
  • trufflehog from 3.88.27 to 3.89.1
  • v8r from 4.4.0 to 5.0.0

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