Bump phpstan from 1.x to 2.x and remove unnecessary psalm annotations

Author: Kirill Nesmeyanov

composer.json

@@ -19,9 +19,9 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.53",
-        "phpstan/extension-installer": "^1.4",
-        "phpstan/phpstan": "^1.11",
-        "phpstan/phpstan-strict-rules": "^1.6",
+        "phpstan/phpstan": "^2.0",
+        "phpstan/phpstan-deprecation-rules": "^2.0",
+        "phpstan/phpstan-strict-rules": "^2.0",
         "phpunit/phpunit": "^10.5|^11.0",
         "rector/rector": "^1.1"
     },
@@ -43,9 +43,6 @@
         "optimize-autoloader": true,
         "preferred-install": {
             "*": "dist"
-        },
-        "allow-plugins": {
-            "phpstan/extension-installer": true
         }
     },
     "scripts": {

phpstan.neon

@@ -1,7 +1,9 @@
 includes:
   - phar://phpstan.phar/conf/bleedingEdge.neon
+  - vendor/phpstan/phpstan-deprecation-rules/rules.neon
+  - vendor/phpstan/phpstan-strict-rules/rules.neon
 parameters:
-  level: 9
+  level: max
   strictRules:
     allRules: true
   fileExtensions: