Allow Symfony 8. (#109)

* Allow Symfony 8.

* Add Symfony 8 to test matrix.

Author: longwave

.github/workflows/run-tests.yml

@@ -37,6 +37,12 @@ jobs:
           - symfony: ^7
             php: 8.4
             dependency-version: prefer-stable
+          - symfony: ^8
+            php: 8.4
+            dependency-version: prefer-lowest
+          - symfony: ^8
+            php: 8.5
+            dependency-version: prefer-stable
 
     name: PHP${{ matrix.php }} Symfony${{ matrix.symfony }} - ${{ matrix.dependency-version }}
 

composer.json

@@ -13,8 +13,8 @@
     ],
     "require": {
         "php": "^7.3|^8.0",
-        "symfony/http-foundation": "^5.3|^6|^7",
-        "symfony/http-kernel": "^5.3|^6|^7"
+        "symfony/http-foundation": "^5.3|^6|^7|^8",
+        "symfony/http-kernel": "^5.3|^6|^7|^8"
     },
     "require-dev": {
         "phpunit/phpunit": "^9",