Add PHP 8.1 support to GitHub workflow actions

.github/workflows/build.yml

@@ -37,8 +37,9 @@ jobs:
           - windows-latest
 
         php:
-          - "7.4"
-          - "8.0"
+          - 7.4
+          - 8.0
+          - 8.1
 
     steps:
       - name: Checkout

.github/workflows/mutation.yml

@@ -31,7 +31,7 @@ jobs:
           - ubuntu-latest
 
         php:
-          - "7.4"
+          - 8.1
 
     steps:
       - name: Checkout

.github/workflows/static.yml

@@ -33,8 +33,9 @@ jobs:
           - ubuntu-latest
 
         php:
-          - "7.4"
-          - "8.0"
+          - 7.4
+          - 8.0
+          - 8.1
 
     steps:
       - name: Checkout
@@ -43,7 +44,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "${{ matrix.php }}"
+          php-version: ${{ matrix.php }}
           tools: composer:v2, cs2pr
           coverage: none
 

composer.json

@@ -33,9 +33,9 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5",
-        "roave/infection-static-analysis-plugin": "^1.14",
+        "roave/infection-static-analysis-plugin": "^1.16",
         "spatie/phpunit-watcher": "^1.23",
-        "vimeo/psalm": "^4.9",
+        "vimeo/psalm": "^4.18",
         "yiisoft/files": "^1.0",
         "yiisoft/psr-dummy-provider": "^1.0",
         "yiisoft/test-support": "^1.3"