Update php versioning

Author: dmytrome

.github/workflows/tests.yml

@@ -9,9 +9,19 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: [8.2]
-        symfony: [5.4.*, 6.3.*, 7.0.*]
+        php: [8.1, 8.2]
+        symfony: [5.4.*, 6.3.*, 6.4.*, 7.0.*]
         dependency-version: [prefer-lowest, prefer-stable]
+        include:
+          - php: "8.1"
+            symfony: "^5.4"
+          - php: "8.1"
+            symfony: "^6.3"
+          - php: "8.1"
+            symfony: "^6.4"
+        exclude:
+          - php: "8.1"
+            symfony: "^7.0"
 
     name: Tests P${{ matrix.php }} - SF${{ matrix.symfony }} - ${{ matrix.os }} - ${{ matrix.dependency-version }}
     steps:

composer.json

@@ -15,7 +15,7 @@
         }
     ],
     "require": {
-        "php": "^8.2.0",
+        "php": "^8.1.0",
         "nyholm/psr7": "^1.8.1",
         "openai-php/client": "^0.8.0",
         "psr/http-client": "^1.0.3",