chore: improvements

Author: SychO9

boilerplate/skeleton/extension/.editorconfig

@@ -17,3 +17,9 @@ trim_trailing_whitespace = false
 
 [*.{php,xml,json}]
 indent_size = 4
+
+[{tsconfig.json,prettierrc.json,package.json}]
+indent_size = 2
+
+[*.neon]
+indent_style = tab

php-subsystem/src/Upgrade/TwoPointOh/Misc.php

@@ -278,6 +278,9 @@ function types(string $file, string $code, array $ast, array $data): ?Replacemen
                 ],
             ],
             'Flarum\\Foundation\\AbstractValidator' => [
+                '$rules' => [
+                    'type' => ['array']
+                ],
                 'assertValid' => [
                     'return' => ['void']
                 ],

src/steps/upgrade/twopointoh/dependencies.ts

@@ -102,6 +102,8 @@ export default class Dependencies extends BaseUpgradeStep {
         'flarum-webpack-config': '^3.0.0',
         'flarum-tsconfig': '^2.0.0',
         '@flarum/jest-config': '^2.0.0',
+        'webpack': "^5.65.0",
+        'webpack-cli': "^4.9.1",
       };
 
       const dependencies = advanced.dependencies || advanced.devDependencies;