Add Symfony 8 support

.github/workflows/phpunit.yml

@@ -9,23 +9,23 @@ jobs:
   tests_suite:
     strategy:
       matrix:
-        php_version: [ '8.1', '8.2' ]
+        php_version: [ '8.1', '8.4' ]
     runs-on: ubuntu-latest
     steps:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php_version }}
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Cache Composer packages
         id: composer-cache
         uses: actions/cache@v3
         with:
           path: vendor
-          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
+          key: ${{ runner.os }}-php-${{ hashFiles('**/composer.json') }}
           restore-keys: |
             ${{ runner.os }}-php-
       - name: Install Dependencies
         run: |
-          composer install
+          composer update --no-interaction
       - name: Execute PHPUnit tests
         run: vendor/bin/phpunit

.github/workflows/symfony.yml

@@ -9,15 +9,15 @@ jobs:
   install:
     strategy:
       matrix:
-        php_version: [ '8.1', '8.2' ]
-        symfony_version: [ '6.0', '6.1', '6.2' ]
+        php_version: [ '8.4' ]
+        symfony_version: [ '7.4', '8.1' ]
     runs-on: ubuntu-latest
     steps:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php_version }}
           #extensions: dom, curl, libxml, mbstring
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Create new project
         run: |
           mkdir component

.gitignore

@@ -3,4 +3,4 @@
 .php_cs.cache
 .php-cs-fixer.cache
 .phpunit.result.cache
-test.php
+test.phpcomposer.lock

composer.json

@@ -23,10 +23,14 @@
 	"require": {
 		"php": ">=8.1",
 		"phpoffice/phpspreadsheet": "^1.16|^2.0|^3.0",
-		"symfony/serializer": "^6.0|^7.0",
-		"symfony/filesystem": "^6.0|^7.0"
+		"symfony/serializer": "^6.0|^7.0|^8.0",
+		"symfony/filesystem": "^6.0|^7.0|^8.0"
     },
     "require-dev": {
-		"symfony/test-pack": "^1.0"
+		"phpunit/phpunit": "^10.5 || ^11.0 || ^12.0 || ^13.0"
+	},
+	"config": {
+		"platform": {
+		}
 	}
 }