Update a workflow file for GitHub Actions to test on multiple platforms

Author: matsuo

.github/workflows/php-multiplatform.yml

@@ -1,4 +1,4 @@
-name: Test on multiple platforms
+name: Test
 
 on:
   push:
@@ -12,15 +12,15 @@ on:
 
 jobs:
   test:
-    name: Test on multiple platforms
+    name: Test
     runs-on: ${{ matrix.os }}
     env:
       PHP_EXTENSIONS: mbstring, json, bcmath, zip, pdo, pdo_mysql, pdo_pgsql, pdo_sqlite, exif, gd, ldap, fileinfo
     strategy:
       matrix:
         # https://github.com/shivammathur/setup-php?tab=readme-ov-file#cloud-osplatform-support
         os: [ 'ubuntu-24.04', 'windows-2022', 'macos-13' ]
-        php-version: [ '8.3' ]
+        php-version: [ '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -33,7 +33,9 @@ jobs:
           extensions: ${{ env.PHP_EXTENSIONS }}
 
       - name: Prepare environment
-        run: composer install
+        run: composer update
 
       - name: Run testing
-        run: composer test
+        run: |
+          php -v
+          composer test