CI: add install requirements

Author: dmgav

.github/actions/install_requirements/actions.yml

@@ -0,0 +1,34 @@
+name: Install requirements
+description: Install a version of python then call pip install and report what was installed
+inputs:
+  python-version:
+    description: Python version to install, default is from Dockerfile
+    default: "dev"
+  pip-install:
+    description: Parameters to pass to pip install
+    default: "$([ -f dev-requirements.txt ] && echo '-c dev-requirements.txt') -e .[dev]"
+
+runs:
+  using: composite
+  steps:
+    - name: Get version of python
+      run: |
+        PYTHON_VERSION="${{ inputs.python-version }}"
+        if [ $PYTHON_VERSION == "dev" ]; then
+          PYTHON_VERSION=$(sed -n "s/ARG PYTHON_VERSION=//p" Dockerfile)
+        fi
+        echo "PYTHON_VERSION=$PYTHON_VERSION" >> "$GITHUB_ENV"
+      shell: bash
+
+    - name: Setup python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ env.PYTHON_VERSION }}
+
+    - name: Install packages
+      run: pip install ${{ inputs.pip-install }}
+      shell: bash
+
+    - name: Report what was installed
+      run: pip freeze
+      shell: bash

.github/workflows/publish-pypi.yml

@@ -12,6 +12,9 @@ jobs:
   upload:
     runs-on: ubuntu-latest
     environment: release
+    strategy:
+      matrix:
+        python-version: ["3.12"]
 
     steps: