Update deps and README + some cleanup

src/Container/MySQLContainer.php

@@ -4,12 +4,44 @@ declare(strict_types=1);
 
 namespace Testcontainers\Container;
 
+use Testcontainers\Wait\WaitForLog;
+
 /**
  * Left for namespace backward compatibility
  * @deprecated Use \Testcontainers\Modules\MySQLContainer instead.
  * TODO: Remove in next major release.
  */
-class MySQLContainer extends \Testcontainers\Modules\MySQLContainer
+class MySQLContainer extends Container
 {
+    public function __construct(string $version = 'latest', string $mysqlRootPassword = 'root')
+    {
+        parent::__construct('mysql:' . $version);
+        $this->withExposedPorts(3306);
+        $this->withEnvironment('MYSQL_ROOT_PASSWORD', $mysqlRootPassword);
+        $this->withWait(new WaitForLog('ready for connections'));
+    }
 
+    /**
+     *  @deprecated Use constructor instead
+     *  Left for backward compatibility
+     */
+    public static function make(string $version = 'latest', string $mysqlRootPassword = 'root'): self
+    {
+        return new self($version, $mysqlRootPassword);
+    }
+
+    public function withMySQLUser(string $username, string $password): self
+    {
+        $this->withEnvironment('MYSQL_USER', $username);
+        $this->withEnvironment('MYSQL_PASSWORD', $password);
+
+        return $this;
+    }
+
+    public function withMySQLDatabase(string $database): self
+    {
+        $this->withEnvironment('MYSQL_DATABASE', $database);
+
+        return $this;
+    }
 }