Expand test matrix, raise minimum requirements

Author: mpdude

.github/workflows/tests.yml

@@ -14,18 +14,23 @@ jobs:
         strategy:
             fail-fast: false
             matrix:
-                php-version: ['8.1', '8.2', '8.3', '8.4']
-                dependency-version: [ prefer-stable ]
                 include:
-                    - { php-version: '8.1', dependency-version: prefer-lowest }
-        name: PHP ${{ matrix.php-version }} - ${{ matrix.dependency-version }}
+                    - { php-version: 8.1, orm-version: '', dependency-version: prefer-lowest }
+                    - { php-version: 8.3, orm-version: '^2.20', dependency-version: prefer-stable }
+                    - { php-version: 8.3, orm-version: '^3.0', dependency-version: prefer-stable }
+                    - { php-version: 8.4, orm-version: '^2.20', dependency-version: prefer-stable }
+                    - { php-version: 8.4, orm-version: '^3.0', dependency-version: prefer-stable }
+        name: PHPUnit (PHP ${{matrix.php-version}}, Doctrine ORM version lock ${{ matrix.orm-version || 'none' }}, ${{ matrix.dependency-version }})
         steps:
             -   uses: actions/checkout@v4
             -   name: Install PHP
                 uses: shivammathur/setup-php@v2
                 with:
                     php-version: ${{ matrix.php-version }}
                     coverage: none
+            -   name: Lock Doctrine ORM version
+                run: composer require --no-interaction --no-progress --no-suggest --no-scripts --ansi --no-update doctrine/orm '${{ matrix.orm-version }}'
+                if: matrix.orm-version != ''
             -   name: Install dependencies
                 run: composer update --no-interaction --no-progress --no-suggest --no-scripts --ansi --${{ matrix.dependency-version}}
             -   name: Run test suite

composer.json

@@ -16,20 +16,19 @@
         }
     ],
     "require": {
-        "php": "^8.0",
+        "php": ">= 8.1",
         "doctrine/common": "^2.11|^3.0",
         "doctrine/dbal": "^3.2",
         "doctrine/deprecations": "^1.1",
         "doctrine/event-manager": "^1.1|^2.0",
-        "doctrine/orm": "^2.14|^3.0",
+        "doctrine/orm": "^2.20|^3.0",
         "doctrine/persistence": "^2.0|^3.0",
         "psr/log": "^2.0|^3.0",
-        "symfony/cache": "^5.0|^6.0|^7.0"
+        "symfony/cache": "^6.4|^7.0"
     },
     "require-dev": {
         "doctrine/collections": "^1.6.8|^2.2.1",
-        "phpunit/phpunit": "^10.5.58",
-        "symfony/error-handler": "^5.4|^6.0|^7.0"
+        "phpunit/phpunit": "^10.5.58"
     },
     "autoload": {
         "psr-4": {