test Python 3.13 in CI (#122)

.github/workflows/ci.yml

@@ -17,12 +17,14 @@ jobs:
           - "3.10"
           - "3.11"
           - "3.12"
+          - "3.13"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python }}
+          allow-prereleases: true
       - name: test
         run: make test INSTALL_EXTRA=test
 

.github/workflows/release.yml

@@ -11,8 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     environment: release
     permissions:
-      # Used for OIDC publishing.
-      # Used to sign the release's artifacts with sigstore-python.
+      # Used for Trusted Publishing + attestations.
       id-token: write
 
       # Used to attach signing artifacts to the published release.
@@ -23,19 +22,15 @@ jobs:
 
     - uses: actions/setup-python@v5
       with:
-        python-version: ">= 3.10"
+        python-version-file: pyproject.toml
 
     - name: deps
-      run: python -m pip install -U setuptools build wheel
+      run: python -m pip install -U build
 
     - name: build
       run: python -m build
 
     - name: publish
       uses: pypa/[email protected]
-
-    - name: sign
-      uses: sigstore/[email protected]
       with:
-        inputs: ./dist/*.tar.gz ./dist/*.whl
-        release-signing-artifacts: true
+        attestations: true

pyproject.toml

@@ -18,6 +18,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Development Status :: 5 - Production/Stable",
   "Intended Audience :: Developers",
   "Topic :: Security",