chore(workflows): allow matrix python version

Author: noelmcloughlin

template/.github/workflows/deploy-docs.yaml

@@ -11,6 +11,10 @@ jobs:
   build-docs:
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        pyversion: ["3.13"]
+
     # Grant GITHUB_TOKEN the permissions required to make a gh-pages deployment
     permissions:
       contents: write  # to let mkdocs write the new docs
@@ -35,15 +39,15 @@ jobs:
       - name: Install uv
         uses: astral-sh/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
           enable-cache: true
           cache-dependency-glob: "uv.lock"
 
       # https://github.com/actions/setup-python
       - name: Set up Python
         uses: actions/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
 
       - name: Install just
         run: |

template/.github/workflows/{% if gh_action_docs_preview %}test_pages_build.yaml{% endif %}.jinja

@@ -23,6 +23,11 @@ jobs:
       id-token: write  # allow to generate an OpenID Connect (OIDC) token
       pull-requests: write  # add comment on the PR with the preview URL
     runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        pyversion: ["3.13"]
+
     steps:
       # https://github.com/actions/checkout
       - name: Checkout
@@ -34,15 +39,15 @@ jobs:
       - name: Install uv
         uses: astral-sh/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
           enable-cache: true
           cache-dependency-glob: "uv.lock"
 
       # https://github.com/actions/setup-python
       - name: Set up Python 3
         uses: actions/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
 
       - name: Install dependencies
         run: uv sync --dev --no-progress

template/.github/workflows/{% if gh_action_pypi %}pypi-publish.yaml{% endif %}.jinja

@@ -25,6 +25,10 @@ jobs:
     name: Build Python 🐍 distributions 📦 for publishing
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        pyversion: ["3.13"]
+
     steps:
       # https://github.com/actions/checkout
       - name: Check out repository
@@ -36,14 +40,14 @@ jobs:
       - name: Install uv
         uses: astral-sh/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
           enable-cache: true
 
       # https://github.com/actions/setup-python
       - name: Set up Python
         uses: actions/[email protected]
         with:
-          python-version: 3.13
+          python-version: ${{ matrix.pyversion }}
 
       - name: Install just
         run: |