.editorconfig added (#3)

.editorconfig

@@ -0,0 +1,23 @@
+# This is the top-most .editorconfig file; do not search in parent directories.
+root = true
+
+# All files.
+[*]
+end_of_line = lf
+indent_style = space
+indent_size = 4
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.json]
+indent_size = 2
+
+[composer.json]
+indent_size = 4
+
+[config-schema.json]
+indent_size = 4

rector.php

@@ -6,6 +6,7 @@
 use Rector\Config\RectorConfig;
 use Rector\Set\ValueObject\LevelSetList;
 use Rector\Symfony\Set\SymfonySetList;
+use Rector\TypeDeclaration\Rector\StmtsAwareInterface\DeclareStrictTypesRector;
 
 return static function (RectorConfig $rectorConfig): void {
     $rectorConfig->paths([
@@ -15,11 +16,13 @@
 
     $rectorConfig->rule(InlineConstructorDefaultToPropertyRector::class);
 
+    $rectorConfig->rule(DeclareStrictTypesRector::class);
+
     // define sets of rules
     $rectorConfig->sets([
         SymfonySetList::SYMFONY_71,
         SymfonySetList::SYMFONY_CODE_QUALITY,
         SymfonySetList::SYMFONY_CONSTRUCTOR_INJECTION,
         LevelSetList::UP_TO_PHP_82
     ]);
-};
+};