lint_workflows.yml

name: Lint GitHub Actions workflows

# Lints the repo's own GitHub Actions workflows:
#   - actionlint: workflow syntax, expression and runner-label checks, plus shellcheck on run: blocks
#   - zizmor: workflow security (also enforced locally via the pre-commit hook)

on:
  push:
    branches:
      - main
    paths:
      - '.github/workflows/**'
  pull_request:
    paths:
      - '.github/workflows/**'

permissions: {}

jobs:
  lint_workflows:
    name: "Run linters"
    runs-on: ubuntu-latest
    permissions:
      contents: read
      actions: read

    steps:
      - name: Check out repo
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          persist-credentials: false

      - name: Run actionlint
        uses: raven-actions/actionlint@205b530c5d9fa8f44ae9ed59f341a0db994aa6f8 # v2.1.2

      - name: Run zizmor
        uses: zizmorcore/zizmor-action@5f14fd08f7cf1cb1609c1e344975f152c7ee938d # v0.5.6
        with:
          # Don't integrate with GitHub Advanced Security
          advanced-security: false