Ajout de code sniffer et phpcompatibility uniquement pour le developpement.

composer.json

@@ -21,13 +21,18 @@
         "laminas/laminas-text"                        : "2.10.x-dev"
     },
     "require-dev"      : {
-        "squizlabs/php_codesniffer" : "*"
+        "squizlabs/php_codesniffer"         : "3.*",
+        "phpcompatibility/php-compatibility": "*"
     },
+    "prefer-stable"    : true,
     "config"           : {
         "allow-plugins": {
             "laminas/laminas-dependency-plugin"   : true,
             "composer/package-versions-deprecated": true
         }
     },
+    "scripts"          : {
+        "sniffer:php8": "./vendor/bin/phpcs -p ./module --standard=vendor/phpcompatibility/php-compatibility/PHPCompatibility --runtime-set testVersion 8.0"
+    },
     "minimum-stability": "dev"
 }