diff --git a/.github/workflows/github-actions.yml b/.github/workflows/github-actions.yml
deleted file mode 100644
index e69de29..0000000
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..a091580
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,28 @@
+name: test
+
+on: [push]
+
+concurrency: production_environment
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    name: Check code style
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: 8.1
+          extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv, imagick, fileinfo
+          coverage: none
+
+      - name: Install PHP dependencies (composer)
+        run: composer install
+
+      - name: Check code style
+        run: composer phpcs
diff --git a/README.md b/README.md
index 9129868..880b50a 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,22 @@
 # catalogs-php
 A PHP framework to talk to Catalogs. Part of the [CloudFest 2024 Hackathon](https://hackathon.cloudfest.com/project/integrating-mariadb-catalogs-with-php-platforms/).
 
-# Useage
+# Installation
 
 Include the catalog-php with composer:
 
-    composer require mariadb/catalogs-php
+```bash
+composer require mariadb/catalogs-php:dev-main
+```
 
+Include autoloader in your project.
 
+```php
+<?php require_once('vendor/autoload.php');
+```
+
+# Contributing
+We welcome contributions! Please see our contribution guidelines for details on how to submit pull requests, report issues, or suggest improvements.
+
+# License
+This project is licensed under the General Public License (GPLv3). See the LICENSE file for details.
\ No newline at end of file
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index e65c240..3d31e68 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -40,7 +40,6 @@
     <rule ref="Squiz.Commenting.DocCommentAlignment"/>
     <rule ref="Squiz.Commenting.EmptyCatchComment"/>
     <rule ref="Squiz.Commenting.InlineComment"/>
-    <rule ref="Squiz.Commenting.LongConditionClosingComment"/>
     <rule ref="Squiz.Commenting.PostStatementComment"/>
     <rule ref="Squiz.Commenting.VariableComment"/>
     <rule ref="Squiz.Formatting.OperatorBracket"/>
diff --git a/src/Catalog.php b/src/Catalog.php
index 6bc59e3..efcb25e 100644
--- a/src/Catalog.php
+++ b/src/Catalog.php
@@ -22,6 +22,7 @@ class Catalog
     // This is too low, because this is a beta version we are developing for.
     public const MINIMAL_MARIA_VERSION = '11.0.2';
 
+
     /**
      * Class constructor.
      *
@@ -81,7 +82,7 @@ public function __construct(
     /**
      * Create a new catalog
      *
-     * @param string      $catName     The new Catalog name.
+     * @param string $catName The new Catalog name.
      *
      * @return int
      */
@@ -92,7 +93,7 @@ public function create(string $catName): int
             throw new Exception('Catalog name already exists.');
         }
 
-        $root_privileges = $this->connection->query("SELECT * FROM mysql.global_priv WHERE User='{$this->dbUser}' AND Host='%';");
+        $rootPrivileges = $this->connection->query("SELECT * FROM mysql.global_priv WHERE User='{$this->dbUser}' AND Host='%';");
 
         $scripts = [
             'src/create_catalog_sql/mysql_system_tables.sql',
@@ -101,8 +102,8 @@ public function create(string $catName): int
             'src/create_catalog_sql/maria_add_gis_sp.sql',
             'src/create_catalog_sql/mysql_sys_schema.sql',
         ];
-        $this->connection->exec('CREATE CATALOG IF NOT EXISTS ' .$catName);
-        $this->connection->exec('USE CATALOG ' . $catName);
+        $this->connection->exec('CREATE CATALOG IF NOT EXISTS '.$catName);
+        $this->connection->exec('USE CATALOG '.$catName);
 
         $this->connection->exec('CREATE DATABASE IF NOT EXISTS mysql');
         $this->connection->exec('USE mysql');
@@ -125,13 +126,17 @@ public function create(string $catName): int
             $this->connection->exec($content);
         }
 
-        if ($root_privileges->rowCount() > 0) {
-            foreach ($root_privileges as $privilege) {
-                $this->connection->exec("INSERT INTO mysql.global_priv VALUES ('{$privilege['Host']}', '{$privilege['User']}', '{$privilege['Priv']}');");
+        if ($rootPrivileges->rowCount() > 0) {
+            foreach ($rootPrivileges as $privilege) {
+                $host = $privilege['Host'];
+                $user = $privilege['User'];
+                $priv = $privilege['Priv'];
+                $this->connection->exec("INSERT INTO mysql.global_priv VALUES ('{$host}', '{$user}', '{$priv}');");
             }
         }
 
         return $this->getPort($catName);
+
     }
 
 
@@ -186,26 +191,26 @@ public function drop(string $catName): bool
         );
 
         try {
-            // enter the catalog
-            $this->connection->exec('USE CATALOG ' . $catName);
+            // Enter the catalog.
+            $this->connection->exec('USE CATALOG '.$catName);
 
-            // check if there are any tables besides mysql, sys, performance_schema and information_schema
+            // Check if there are any tables besides mysql, sys, performance_schema and information_schema.
             $tables = $this->connection->query('SHOW DATABASES');
             foreach ($tables as $table) {
-                if (!in_array($table['Database'], ['mysql', 'sys', 'performance_schema', 'information_schema'])) {
+                if (in_array($table['Database'], ['mysql', 'sys', 'performance_schema', 'information_schema']) === false) {
                     throw new \Exception('Catalog is not empty');
                 }
             }
 
-            // drop mysql, sys and performance_schema
+            // Drop mysql, sys and performance_schema.
             $this->connection->exec('DROP DATABASE IF EXISTS mysql');
             $this->connection->exec('DROP DATABASE IF EXISTS sys');
             $this->connection->exec('DROP DATABASE IF EXISTS performance_schema');
 
-            // drop the catalog
-            $this->connection->exec('DROP CATALOG ' . $catName);
+            // Drop the catalog.
+            $this->connection->exec('DROP CATALOG '.$catName);
         } catch (\PDOException $e) {
-            throw new \Exception('Error dropping catalog: ' . $e->getMessage());
+            throw new \Exception('Error dropping catalog: '.$e->getMessage());
         }
 
         return true;
@@ -226,17 +231,41 @@ private function alter()
 
     }
 
+
     /**
+     * Create admin user for a catalog
+     *
+     * @param string $catalog  The catalog name
+     * @param string $userName The user name
+     * @param string $password The user password
+     * @param string $authHost The database host
+     *
      * @return void
      */
-    public function createAdminUserForCatalog(string $catalog, string $userName, string $password, string $authHost = 'localhost'): void
-    {
+    public function createAdminUserForCatalog(
+        string $catalog,
+        string $userName,
+        string $password,
+        string $authHost='localhost'
+    ): void {
         $this->connection->exec("USE CATALOG {$catalog}");
         $this->connection->exec("USE mysql");
 
-        $this->connection = new \PDO("mysql:host={$this->dbHost};port={$this->dbPort};dbname={$catalog}.mysql", $this->dbUser, $this->dbPass, $this->dbOptions);
+        $this->connection = new \PDO(
+            "mysql:host={$this->dbHost};port={$this->dbPort};dbname={$catalog}.mysql",
+            $this->dbUser,
+            $this->dbPass,
+            $this->dbOptions
+        );
+
+        $this->connection->prepare(
+            "CREATE USER ?@? IDENTIFIED BY ?;"
+        )->execute([$userName, $authHost, $password]);
+        $this->connection->prepare(
+            "GRANT ALL PRIVILEGES ON `%`.* TO ?@? IDENTIFIED BY ? WITH GRANT OPTION;"
+        )->execute([$userName, $authHost, $password]);
 
-        $this->connection->prepare("CREATE USER ?@? IDENTIFIED BY ?;")->execute([$userName, $authHost, $password]);
-        $this->connection->prepare("GRANT ALL PRIVILEGES ON `%`.* TO ?@? IDENTIFIED BY ? WITH GRANT OPTION;")->execute([$userName, $authHost,$password]);
     }
+
+
 }