Add backport workflow

.github/workflows/php.yml

@@ -1,5 +1,6 @@
 name: Run tests
 
+
 on:
   push:
     branches: [ "master" ]
@@ -9,6 +10,7 @@ on:
 permissions:
   contents: read
 
+
 jobs:
   build:
 
@@ -32,26 +34,32 @@ jobs:
           MONGO_INITDB_ROOT_PASSWORD: secret
 
     steps:
-    - uses: actions/checkout@v3
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+          extensions: mbstring, intl
+
+      - uses: actions/checkout@v4
 
-    - name: Validate composer.json and composer.lock
-      run: composer validate --strict
+      - name: Validate composer.json and composer.lock
+        run: composer validate --strict
 
-    - name: Cache Composer packages
-      id: composer-cache
-      uses: actions/cache@v3
-      with:
-        path: vendor
-        key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
-        restore-keys: |
-          ${{ runner.os }}-php-
+      - name: Cache Composer packages
+        id: composer-cache
+        uses: actions/cache@v4
+        with:
+          path: vendor
+          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-php-
 
-    - name: Install dependencies
-      run: composer install --prefer-dist --no-progress
+      - name: Install dependencies
+        run: composer install --prefer-dist --no-progress
 
-    # Add a test script to composer.json, for instance: "test": "vendor/bin/phpunit"
-    # Docs: https://getcomposer.org/doc/articles/scripts.md
+      # Add a test script to composer.json, for instance: "test": "vendor/bin/phpunit"
+      # Docs: https://getcomposer.org/doc/articles/scripts.md
 
-    - name: Run test suite
-      run: | 
-        composer test
+      - name: Run test suite
+        run: |
+          composer test