Merge pull request #2 from chris-kruining/patch-1

added example that utilises a matrix in actions

README.md

@@ -28,3 +28,39 @@ jobs:
         config: phpspec.yml # or wherever your config file is
     # ... then your own project steps ...
 ```
+
+Example with matrix
+-------------------
+```yaml
+name: CI
+
+on: [push]
+
+jobs:
+  build:
+    name: PHP ${{ matrix.php }} (${{ matrix.os }})
+
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ 7.1, 7.2, 7.3, 7.4, nightly ]
+        os: [ ubuntu-latest ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@master
+
+    - name: Setup PHP
+      uses: shivammathur/setup-php@master
+      with:
+        php-version: ${{ matrix.php }}
+
+    - uses: php-actions/composer@master
+
+    - name: PHP spec
+      uses: php-actions/phpspec@master
+      with:
+        config: phpspec.yml
+```