Merge branch 'release/2.4.0'

Author: stelgenhof

.gitattributes

@@ -0,0 +1,9 @@
+/.github export-ignore
+/tests export-ignore
+/.gitattributes export-ignore
+/.gitignore export-ignore
+/.php_cs export-ignore
+/CHANGELOG.md export-ignore
+/CODE_OF_CONDUCT.md export-ignore
+/CONTRIBUTING.md export-ignore
+/phpunit.xml.dist export-ignore

.github/workflows/coding-standard.yml

@@ -0,0 +1,52 @@
+name: "Coding Standard"
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  run:
+    name: "CI"
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ ubuntu-latest, windows-latest, macOS-latest ]
+        php-versions: [ '7.3', '7.4', '8.0' ]
+
+    steps:
+      - name: Set git to use LF
+        run: |
+          git config --global core.autocrlf false
+          git config --global core.eol lf
+
+      - name: Checkout
+        uses: actions/checkout@v2.3.4
+        with:
+          fetch-depth: 1
+
+      - name: Install PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          coverage: pcov
+
+      - name: Get Composer Cache Directory
+        id: composer-cache
+        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - name: Cache Composer dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: ${{ runner.os }}-composer-
+
+      - name: Check Composer configuration
+        run: composer validate --strict
+
+      - name: Install dependencies
+        run: composer install --no-progress --prefer-dist --optimize-autoloader
+
+      - name: Check Code Style
+        run: vendor/bin/php-cs-fixer --allow-risky=yes --diff --dry-run -v fix