Add github actions workflow to automatically test for php versions 7.…

…0 to 7.4 on push and pr

.github/workflows/php-tests.yml

@@ -0,0 +1,36 @@
+name: PHP 7.* Tests
+
+on:
+  push:    # Trigger on code pushes
+    branches:
+      - master
+  pull_request:  # Trigger on pull requests
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        php: [7.0, 7.1, 7.2, 7.3, 7.4] # Define the PHP versions to test
+
+    steps:
+      # Step 1: Check out the repository
+      - name: Checkout Code
+        uses: actions/checkout@v3
+
+      # Step 2: Set up PHP
+      - name: Set up PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: mbstring, xml, curl 
+          coverage: none # Skip code coverage tools for faster testing
+
+      # Step 3: Install Dependencies
+      - name: Install Dependencies
+        run: composer install --no-progress --no-suggest
+
+      # Step 4: Run Tests
+      - name: Run PHPUnit Tests
+        run: vendor/bin/phpunit