TASK: Add github workflow for quality assurance

Author: grebaldi

.editorconfig

@@ -22,3 +22,7 @@ indent_size = 2
 [*.xml]
 indent_style = space
 indent_size = 2
+
+[*.yml]
+indent_style = space
+indent_size = 2

.github/actions/setup-php/action.yml

@@ -0,0 +1,27 @@
+name: 'Set up PHP'
+description: 'Set up PHP and composer incl. caches'
+inputs:
+  php-version:
+    description: 'The version of PHP to set up'
+    required: true
+runs:
+  using: "composite"
+  steps:
+
+    - uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ inputs.php-version }}
+        coverage: xdebug
+
+    - id: composer-cache
+      run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+      shell: bash
+
+    - uses: actions/cache@v2
+      with:
+        path: ${{ steps.composer-cache.outputs.dir }}
+        key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
+        restore-keys: ${{ runner.os }}-composer-
+
+    - run: composer install
+      shell: bash

.github/workflows/qa.yml

@@ -0,0 +1,44 @@
+name: QA
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [ main, '[0-9]+.[0-9]' ]
+  pull_request:
+
+permissions:
+  contents: read
+
+# This allows a subsequently queued workflow run to interrupt previous runs
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  static-analysis:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/setup-php
+        with:
+          php-version: '8.1'
+
+      - name: Static Code Analysis with phpstan
+        run: ./scripts/analyse
+        shell: bash
+
+  tests:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php-version: ['8.1', '8.2']
+        testsuite: ['unit', 'integration']
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/setup-php
+        with:
+          php-version: ${{ matrix.php-version }}
+
+      - name: Testsuite "${{ matrix.testsuite }}" with phpunit
+        run: |
+          ./scripts/test --testsuite ${{ matrix.testsuite }}