ci: update GitHub workflow for automated tests

.github/workflows/php.yml

@@ -17,6 +17,12 @@ jobs:
     steps:
     - uses: actions/checkout@v3
 
+    - name: Set up PHP 8.2
+      uses: shivammathur/setup-php@v2
+      with:
+        extensions: pdo_sqlite
+        php-version: "8.2"
+
     - name: Validate composer.json and composer.lock
       run: composer validate --strict
 
@@ -33,4 +39,4 @@ jobs:
       run: composer install --prefer-dist --no-progress
 
     - name: Run test suite
-      run: composer run-script test
+      run: composer run-script test