Use GitHub Actions

.github/workflows/checks.yml

@@ -0,0 +1,31 @@
+name: checks
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  poetry-check:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install Poetry
+        run: pipx install poetry==2.4.0
+      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
+        with:
+          python-version: '3.x'
+      - name: Validate pyproject.toml
+        run: poetry check
+      - name: Validate poetry.lock is in sync
+        run: poetry check --lock

.github/workflows/lints.yml

@@ -0,0 +1,37 @@
+name: lints
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install Poetry
+        run: pipx install poetry==2.4.0
+      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
+        with:
+          python-version: '3.12'
+          cache: poetry
+      - name: Install dev dependencies
+        run: poetry install --with dev
+      - name: black
+        run: poetry run black --check src/ tests/ example/
+      - name: isort
+        run: poetry run isort --check-only src/ tests/ example/
+      - name: flake8
+        continue-on-error: true
+        run: poetry run flake8 src/

.github/workflows/release-github.yml

@@ -0,0 +1,43 @@
+name: Attach artifacts to GitHub release
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  attach:
+    name: Build, attest, and attach to release
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    permissions:
+      contents: write       # upload assets to the GitHub release
+      id-token: write       # required by attest-build-provenance
+      attestations: write   # write to GitHub Attestations API
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install Poetry
+        run: pipx install poetry==2.4.0
+      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
+        with:
+          python-version: '3.x'
+          cache: poetry
+      - name: Build sdist and wheel
+        run: poetry build
+      - name: Generate build provenance attestation
+        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32  # v4.1.0
+        with:
+          subject-path: 'dist/*'
+      - name: Upload distributions to GitHub release
+        env:
+          GH_TOKEN: ${{ github.token }}
+          TAG: ${{ github.event.release.tag_name }}
+        run: gh release upload "$TAG" dist/*

.github/workflows/release-pypi.yml

@@ -0,0 +1,74 @@
+name: Publish to PyPI
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  build:
+    name: Build distribution
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install Poetry
+        run: pipx install poetry==2.4.0
+      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
+        with:
+          python-version: '3.x'
+          cache: poetry
+      - name: Build sdist and wheel
+        run: poetry build
+      - uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a  # v7.0.1
+        with:
+          name: python-package-distributions
+          path: dist/
+
+  publish-to-testpypi:
+    name: Publish to TestPyPI
+    if: github.event.release.prerelease == true
+    needs: build
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    environment:
+      name: testpypi
+      url: https://test.pypi.org/p/pysaml2
+    permissions:
+      id-token: write       # Trusted Publishing OIDC + auto-generated PEP 740 attestations
+      attestations: write   # GitHub Attestations API
+    steps:
+      - uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c  # v8.0.1
+        with:
+          name: python-package-distributions
+          path: dist/
+      - uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b  # v1.14.0
+        with:
+          repository-url: https://test.pypi.org/legacy/
+
+  publish-to-pypi:
+    name: Publish to PyPI
+    if: github.event.release.prerelease == false
+    needs: build
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    environment:
+      name: pypi
+      url: https://pypi.org/p/pysaml2
+    permissions:
+      id-token: write
+      attestations: write
+    steps:
+      - uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c  # v8.0.1
+        with:
+          name: python-package-distributions
+          path: dist/
+      - uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b  # v1.14.0

.github/workflows/tests.yml

@@ -0,0 +1,41 @@
+name: tests
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install xmlsec1
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y xmlsec1
+          xmlsec1 --version
+      - name: Install Poetry
+        run: pipx install poetry==2.4.0
+      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: poetry
+      - name: Install dependencies
+        run: poetry install --with test,coverage
+      - name: Run tests
+        run: poetry run pytest --import-mode=importlib --cov=saml2 --cov-report=term-missing

.github/workflows/zizmor.yml

@@ -0,0 +1,29 @@
+name: zizmor
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  zizmor:
+    name: Audit GitHub Actions workflows
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install zizmor
+        run: pipx install zizmor==1.24.1
+      - name: Run zizmor
+        run: zizmor ./.github
+        env:
+          GH_TOKEN: ${{ github.token }}

CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## Unreleased (2026-XX-XX)
+
+- ci: Migrate from Travis CI to GitHub Actions
+- ci: Add `tests` workflow with a Python 3.9–3.14 matrix
+- ci: Add `lint` workflow (black, isort, flake8) and `checks` workflow (`poetry check` + lockfile validation)
+- ci: Publish to PyPI/TestPyPI via Trusted Publishing with attestations
+- ci: Attach build artifacts and provenance attestations to GitHub releases
+- ci: Add `zizmor` workflow to audit GitHub Actions for security issues
+- docs: Update RELEASE.md with the `gh release create` flow
 
 ## v7.5.4 (2025-10-07)