🔧 modify return types

Signed-off-by: otengkwame <[email protected]>

Author: otengkwame

CodeIgniter/Framework/libraries/Session/PHP8SessionWrapper.php

@@ -46,6 +46,7 @@
  * @subpackage	Libraries
  * @category	Sessions
  * @author	Andrey Andreev
+ * @author  Kwame Oteng Appiah-Nti
  * @link	https://codeigniter.com/userguide3/libraries/sessions.html
  */
 class CI_PHP8SessionWrapper implements SessionHandlerInterface, SessionUpdateTimestampHandlerInterface
@@ -69,7 +70,7 @@ public function close(): bool
 	}
 
 	#[\ReturnTypeWillChange]
-	public function read(string $id): mixed
+	public function read(string $id): string|false
 	{
 		return $this->driver->read($id);
 	}
@@ -85,7 +86,7 @@ public function destroy(string $id): bool
 	}
 
 	#[\ReturnTypeWillChange]
-	public function gc(int $maxlifetime): mixed
+	public function gc(int $maxlifetime): int|false
 	{
 		return $this->driver->gc($maxlifetime);
 	}

CodeIgniter/Framework/libraries/Session/Session.php

@@ -46,6 +46,7 @@
  * @subpackage	Libraries
  * @category	Sessions
  * @author		Andrey Andreev
+ * @author		Kwame Oteng Appiah-Nti
  * @link		https://codeigniter.com/userguide3/libraries/sessions.html
  */
 class CI_Session