Delete composer 1 dev dependency and update php style fixer configuration.

Author: GhaziTriki

.php-cs-fixer.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+$header = <<<'EOF'
+BigBlueButton open source conferencing system - https://www.bigbluebutton.org/.
+
+Copyright (c) 2016-2022 BigBlueButton Inc. and by respective authors (see below).
+
+This program is free software; you can redistribute it and/or modify it under the
+terms of the GNU Lesser General Public License as published by the Free Software
+Foundation; either version 3.0 of the License, or (at your option) any later
+version.
+
+BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+EOF;
+
+$finder = PhpCsFixer\Finder::create()
+    ->files()
+    ->name(['*.php'])
+    ->in(__DIR__ . '/src')
+    ->in(__DIR__ . '/tests');
+
+$config = new PhpCsFixer\Config();
+$config
+    ->setRiskyAllowed(true)
+    ->setRules([
+        '@PhpCsFixer' => true,
+        'general_phpdoc_annotation_remove' => ['annotations' => ['expectedDeprecation']], // one should use PHPUnit built-in method instead
+        'header_comment' => ['header' => $header],
+        'concat_space' => ['spacing' => 'one'],
+        'function_declaration' => ['closure_function_spacing' => 'none'],
+        'constant_case' => ['case' => 'lower'],
+        'single_quote' => true,
+        'mb_str_functions' => true,
+        'array_syntax' => ['syntax' => 'short'],
+        'binary_operator_spaces' => ['operators' =>
+            ['=>' => 'align_single_space_minimal', '=' => 'align_single_space_minimal']
+        ],
+    ])
+    ->setFinder($finder);
+
+return $config;

.php_cs

@@ -37,7 +37,7 @@ Bugs and feature request are tracked on [GitHub](https://github.com/bigbluebutto
 Make sure the code style configuration is applied by running PHPCS-Fixer.
 
 ```
-./vendor/bin/php-cs-fixer fix --allow-risky yes
+./vendor/bin/php-cs-fixer fix
 ```
 
 ### Running tests

README.md

@@ -30,11 +30,10 @@
   },
   "require-dev": {
     "ext-mbstring": "*",
-    "composer/composer": "^1.10.24",
     "phpunit/phpunit": "^8.5",
     "fakerphp/faker": "^1.17",
-    "friendsofphp/php-cs-fixer": "^2.19",
-    "squizlabs/php_codesniffer": "^3.6",
+    "friendsofphp/php-cs-fixer": "^3.8.0",
+    "squizlabs/php_codesniffer": "^3.7",
     "php-coveralls/php-coveralls": "^2.5.2"
   },
   "options": {