chore: add rector rules

From devkit.

Author: kenjis

rector.php

@@ -38,13 +38,14 @@
 use Rector\PSR4\Rector\FileWithoutNamespace\NormalizeNamespaceByPSR4ComposerAutoloadRector;
 use Rector\Set\ValueObject\LevelSetList;
 use Rector\Set\ValueObject\SetList;
+use Rector\TypeDeclaration\Rector\Property\TypedPropertyFromAssignsRector;
 
 return static function (RectorConfig $rectorConfig): void {
     $rectorConfig->sets([
         SetList::DEAD_CODE,
         LevelSetList::UP_TO_PHP_74,
         PHPUnitSetList::PHPUNIT_SPECIFIC_METHOD,
-        PHPUnitSetList::PHPUNIT_80,
+        PHPUnitSetList::PHPUNIT_100,
     ]);
 
     $rectorConfig->parallel();
@@ -132,6 +133,11 @@
     $rectorConfig->rule(MakeInheritedMethodVisibilitySameAsParentRector::class);
     $rectorConfig->rule(SimplifyEmptyArrayCheckRector::class);
     $rectorConfig->rule(NormalizeNamespaceByPSR4ComposerAutoloadRector::class);
+    $rectorConfig
+        ->ruleWithConfiguration(TypedPropertyFromAssignsRector::class, [
+            // Set to false if you use in libraries, or it does create breaking changes.
+            TypedPropertyFromAssignsRector::INLINE_PUBLIC => false,
+        ]);
     $rectorConfig->rule(StringClassNameToClassConstantRector::class);
     $rectorConfig->rule(PrivatizeFinalClassPropertyRector::class);
     $rectorConfig->rule(CompleteDynamicPropertiesRector::class);