feat: drop php 8.1 support (#136)

Author: simPod

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.2
           coverage: none
           extensions: json
           tools: cs2pr
@@ -41,7 +41,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.1
+          php-version: 8.2
           coverage: none
           extensions: json
           tools: cs2pr
@@ -59,14 +59,13 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.1"
           - "8.2"
           - "8.3"
         dependencies:
           - "highest"
         include:
           - dependencies: "lowest"
-            php-version: "8.1"
+            php-version: "8.2"
     name: PHP ${{ matrix.php-version }} Test ${{ matrix.dependencies }}
 
     steps:

composer.json

@@ -14,7 +14,7 @@
         }
     },
     "require": {
-        "php": "^8.1",
+        "php": "^8.2",
         "doctrine/coding-standard": "^12.0",
         "slevomat/coding-standard": "^8.14",
         "squizlabs/php_codesniffer": "^3.8"