Prepare for 4.x

Author: SerafimArts

composer.json

@@ -16,19 +16,18 @@
         }
     ],
     "require": {
-        "php": "^8.1",
-        "phplrt/ast-contracts": "^3.7"
+        "php": "^8.4",
+        "phplrt/ast-contracts": "^4.0"
     },
     "autoload": {
         "psr-4": {
             "Phplrt\\Visitor\\": "src"
         }
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.5|^11.0",
-        "phpstan/extension-installer": "^1.4",
-        "phpstan/phpstan": "^1.11",
-        "phpstan/phpstan-strict-rules": "^1.6"
+        "phpunit/phpunit": "^12.5",
+        "phpstan/phpstan": "^2.1.33",
+        "phpstan/phpstan-strict-rules": "^2.0"
     },
     "autoload-dev": {
         "psr-4": {
@@ -37,8 +36,8 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "3.x-dev",
-            "dev-main": "3.x-dev"
+            "dev-master": "4.x-dev",
+            "dev-main": "4.x-dev"
         }
     },
     "config": {