ci: Changes for trusted publishing

Author: Alan Christie

.github/workflows/build.yaml

@@ -36,9 +36,9 @@ jobs:
         - '3.11'
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install requirements

.github/workflows/publish.yaml

@@ -27,13 +27,15 @@ on:
 jobs:
   build-and-publish:
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Inject slug/short variables
-      uses: rlespinasse/github-slug-action@v3.x
+      uses: rlespinasse/github-slug-action@v4
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: '3.11'
     - name: Install dependencies
@@ -45,6 +47,3 @@ jobs:
         python -m build --sdist --wheel --outdir dist/
     - name: Publish
       uses: pypa/gh-action-pypi-publish@release/v1
-      with:
-        user: ${{ secrets.PYPI_USERNAME }}
-        password: ${{ secrets.PYPI_TOKEN }}